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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 * OS/2 port by Paul Slootman
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5 * VMS merge by Zoltan Arpadffy
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6 *
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7 * Do ":help uganda" in Vim to read copying and usage conditions.
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8 * Do ":help credits" in Vim to see a list of people who contributed.
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9 * See README.txt for an overview of the Vim source code.
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10 */
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11
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12 /*
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13 * os_unix.c -- code for all flavors of Unix (BSD, SYSV, SVR4, POSIX, ...)
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14 * Also for OS/2, using the excellent EMX package!!!
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15 * Also for BeOS and Atari MiNT.
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16 *
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17 * A lot of this file was originally written by Juergen Weigert and later
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18 * changed beyond recognition.
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19 */
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20
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21 /*
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22 * Some systems have a prototype for select() that has (int *) instead of
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23 * (fd_set *), which is wrong. This define removes that prototype. We define
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24 * our own prototype below.
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25 * Don't use it for the Mac, it causes a warning for precompiled headers.
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26 * TODO: use a configure check for precompiled headers?
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27 */
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1076
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28 #if !defined(__APPLE__) && !defined(__TANDEM)
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7
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29 # define select select_declared_wrong
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30 #endif
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31
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32 #include "vim.h"
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33
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14
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34 #ifdef FEAT_MZSCHEME
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35 # include "if_mzsch.h"
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36 #endif
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37
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7
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38 #ifdef HAVE_FCNTL_H
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39 # include <fcntl.h>
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40 #endif
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41
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42 #include "os_unixx.h" /* unix includes for os_unix.c only */
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43
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44 #ifdef USE_XSMP
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45 # include <X11/SM/SMlib.h>
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46 #endif
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47
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48 /*
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49 * Use this prototype for select, some include files have a wrong prototype
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50 */
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1076
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51 #ifndef __TANDEM
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52 # undef select
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53 # ifdef __BEOS__
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54 # define select beos_select
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55 # endif
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7
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56 #endif
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57
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1102
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58 #ifdef __CYGWIN__
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59 # ifndef WIN32
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60 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() */
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61 # endif
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62 #endif
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63
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7
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64 #if defined(HAVE_SELECT)
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65 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *));
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66 #endif
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67
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68 #ifdef FEAT_MOUSE_GPM
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69 # include <gpm.h>
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70 /* <linux/keyboard.h> contains defines conflicting with "keymap.h",
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71 * I just copied relevant defines here. A cleaner solution would be to put gpm
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72 * code into separate file and include there linux/keyboard.h
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73 */
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74 /* #include <linux/keyboard.h> */
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75 # define KG_SHIFT 0
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76 # define KG_CTRL 2
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77 # define KG_ALT 3
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78 # define KG_ALTGR 1
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79 # define KG_SHIFTL 4
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80 # define KG_SHIFTR 5
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81 # define KG_CTRLL 6
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82 # define KG_CTRLR 7
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83 # define KG_CAPSSHIFT 8
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84
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85 static void gpm_close __ARGS((void));
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86 static int gpm_open __ARGS((void));
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87 static int mch_gpm_process __ARGS((void));
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88 #endif
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89
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90 /*
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91 * end of autoconf section. To be extended...
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92 */
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93
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94 /* Are the following #ifdefs still required? And why? Is that for X11? */
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95
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96 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO)
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97 # ifdef SIGWINCH
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98 # undef SIGWINCH
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99 # endif
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100 # ifdef TIOCGWINSZ
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101 # undef TIOCGWINSZ
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102 # endif
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103 #endif
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104
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105 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */
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106 # define SIGWINCH SIGWINDOW
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107 #endif
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108
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109 #ifdef FEAT_X11
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110 # include <X11/Xlib.h>
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111 # include <X11/Xutil.h>
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112 # include <X11/Xatom.h>
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113 # ifdef FEAT_XCLIPBOARD
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114 # include <X11/Intrinsic.h>
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115 # include <X11/Shell.h>
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116 # include <X11/StringDefs.h>
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117 static Widget xterm_Shell = (Widget)0;
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118 static void xterm_update __ARGS((void));
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119 # endif
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120
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121 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
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122 Window x11_window = 0;
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123 # endif
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124 Display *x11_display = NULL;
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125
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126 # ifdef FEAT_TITLE
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127 static int get_x11_windis __ARGS((void));
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128 static void set_x11_title __ARGS((char_u *));
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129 static void set_x11_icon __ARGS((char_u *));
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130 # endif
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131 #endif
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132
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133 #ifdef FEAT_TITLE
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134 static int get_x11_title __ARGS((int));
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135 static int get_x11_icon __ARGS((int));
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136
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137 static char_u *oldtitle = NULL;
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138 static int did_set_title = FALSE;
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139 static char_u *oldicon = NULL;
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140 static int did_set_icon = FALSE;
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141 #endif
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142
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143 static void may_core_dump __ARGS((void));
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144
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145 static int WaitForChar __ARGS((long));
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146 #if defined(__BEOS__)
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147 int RealWaitForChar __ARGS((int, long, int *));
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148 #else
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149 static int RealWaitForChar __ARGS((int, long, int *));
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150 #endif
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151
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152 #ifdef FEAT_XCLIPBOARD
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153 static int do_xterm_trace __ARGS((void));
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331
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154 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */
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7
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155 #endif
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156
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157 static void handle_resize __ARGS((void));
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158
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159 #if defined(SIGWINCH)
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160 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG);
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161 #endif
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162 #if defined(SIGINT)
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163 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG);
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164 #endif
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165 #if defined(SIGPWR)
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166 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG);
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167 #endif
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168 #if defined(SIGALRM) && defined(FEAT_X11) \
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169 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
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170 # define SET_SIG_ALARM
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171 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG);
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172 static int sig_alarm_called;
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173 #endif
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174 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG);
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175
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167
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176 static void catch_int_signal __ARGS((void));
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7
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177 static void set_signals __ARGS((void));
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178 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)()));
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179 #ifndef __EMX__
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180 static int have_wildcard __ARGS((int, char_u **));
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181 static int have_dollars __ARGS((int, char_u **));
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182 #endif
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183
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184 #ifndef __EMX__
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185 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file));
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186 #endif
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187
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188 #ifndef SIG_ERR
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189 # define SIG_ERR ((RETSIGTYPE (*)())-1)
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190 #endif
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191
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192 static int do_resize = FALSE;
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193 #ifndef __EMX__
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194 static char_u *extra_shell_arg = NULL;
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195 static int show_shell_mess = TRUE;
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196 #endif
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197 static int deadly_signal = 0; /* The signal we caught */
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1530
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198 static int in_mch_delay = FALSE; /* sleeping in mch_delay() */
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7
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199
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200 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */
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201
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202 #ifdef USE_XSMP
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203 typedef struct
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204 {
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205 SmcConn smcconn; /* The SM connection ID */
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206 IceConn iceconn; /* The ICE connection ID */
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207 Bool save_yourself; /* If we're in the middle of a save_yourself */
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208 Bool shutdown; /* If we're in shutdown mode */
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209 } xsmp_config_T;
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210
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211 static xsmp_config_T xsmp;
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212 #endif
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213
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214 #ifdef SYS_SIGLIST_DECLARED
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215 /*
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216 * I have seen
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217 * extern char *_sys_siglist[NSIG];
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218 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings
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219 * that describe the signals. That is nearly what we want here. But
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220 * autoconf does only check for sys_siglist (without the underscore), I
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221 * do not want to change everything today.... jw.
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222 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in
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223 */
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224 #endif
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225
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226 static struct signalinfo
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227 {
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228 int sig; /* Signal number, eg. SIGSEGV etc */
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229 char *name; /* Signal name (not char_u!). */
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230 char deadly; /* Catch as a deadly signal? */
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231 } signal_info[] =
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232 {
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233 #ifdef SIGHUP
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234 {SIGHUP, "HUP", TRUE},
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235 #endif
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236 #ifdef SIGQUIT
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237 {SIGQUIT, "QUIT", TRUE},
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238 #endif
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239 #ifdef SIGILL
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240 {SIGILL, "ILL", TRUE},
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241 #endif
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242 #ifdef SIGTRAP
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243 {SIGTRAP, "TRAP", TRUE},
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244 #endif
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245 #ifdef SIGABRT
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246 {SIGABRT, "ABRT", TRUE},
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247 #endif
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248 #ifdef SIGEMT
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249 {SIGEMT, "EMT", TRUE},
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250 #endif
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251 #ifdef SIGFPE
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252 {SIGFPE, "FPE", TRUE},
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253 #endif
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254 #ifdef SIGBUS
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255 {SIGBUS, "BUS", TRUE},
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256 #endif
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257 #ifdef SIGSEGV
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258 {SIGSEGV, "SEGV", TRUE},
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259 #endif
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260 #ifdef SIGSYS
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261 {SIGSYS, "SYS", TRUE},
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262 #endif
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263 #ifdef SIGALRM
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264 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */
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265 #endif
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266 #ifdef SIGTERM
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267 {SIGTERM, "TERM", TRUE},
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268 #endif
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269 #ifdef SIGVTALRM
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270 {SIGVTALRM, "VTALRM", TRUE},
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271 #endif
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14
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272 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME)
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273 /* MzScheme uses SIGPROF for its own needs */
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7
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274 {SIGPROF, "PROF", TRUE},
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275 #endif
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276 #ifdef SIGXCPU
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277 {SIGXCPU, "XCPU", TRUE},
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278 #endif
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279 #ifdef SIGXFSZ
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280 {SIGXFSZ, "XFSZ", TRUE},
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281 #endif
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282 #ifdef SIGUSR1
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283 {SIGUSR1, "USR1", TRUE},
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284 #endif
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285 #ifdef SIGUSR2
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286 {SIGUSR2, "USR2", TRUE},
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287 #endif
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288 #ifdef SIGINT
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289 {SIGINT, "INT", FALSE},
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290 #endif
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291 #ifdef SIGWINCH
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292 {SIGWINCH, "WINCH", FALSE},
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293 #endif
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294 #ifdef SIGTSTP
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295 {SIGTSTP, "TSTP", FALSE},
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296 #endif
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297 #ifdef SIGPIPE
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298 {SIGPIPE, "PIPE", FALSE},
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299 #endif
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300 {-1, "Unknown!", FALSE}
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301 };
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302
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303 void
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304 mch_write(s, len)
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305 char_u *s;
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306 int len;
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307 {
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308 write(1, (char *)s, len);
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309 if (p_wd) /* Unix is too fast, slow down a bit more */
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310 RealWaitForChar(read_cmd_fd, p_wd, NULL);
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311 }
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312
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313 /*
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1450
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314 * mch_inchar(): low level input function.
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7
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315 * Get a characters from the keyboard.
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316 * Return the number of characters that are available.
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317 * If wtime == 0 do not wait for characters.
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318 * If wtime == n wait a short time for characters.
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319 * If wtime == -1 wait forever for characters.
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320 */
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321 int
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322 mch_inchar(buf, maxlen, wtime, tb_change_cnt)
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323 char_u *buf;
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324 int maxlen;
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325 long wtime; /* don't use "time", MIPS cannot handle it */
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326 int tb_change_cnt;
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327 {
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328 int len;
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329
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330 /* Check if window changed size while we were busy, perhaps the ":set
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331 * columns=99" command was used. */
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332 while (do_resize)
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333 handle_resize();
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334
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335 if (wtime >= 0)
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336 {
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337 while (WaitForChar(wtime) == 0) /* no character available */
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338 {
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339 if (!do_resize) /* return if not interrupted by resize */
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340 return 0;
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341 handle_resize();
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342 }
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343 }
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344 else /* wtime == -1 */
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345 {
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346 /*
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347 * If there is no character available within 'updatetime' seconds
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216
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348 * flush all the swap files to disk.
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7
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349 * Also done when interrupted by SIGWINCH.
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350 */
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351 if (WaitForChar(p_ut) == 0)
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352 {
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353 #ifdef FEAT_AUTOCMD
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609
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354 if (trigger_cursorhold() && maxlen >= 3
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355 && !typebuf_changed(tb_change_cnt))
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7
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356 {
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216
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357 buf[0] = K_SPECIAL;
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358 buf[1] = KS_EXTRA;
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359 buf[2] = (int)KE_CURSORHOLD;
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360 return 3;
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7
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361 }
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216
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362 #endif
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369
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363 before_blocking();
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7
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364 }
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365 }
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366
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367 for (;;) /* repeat until we got a character */
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368 {
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369 while (do_resize) /* window changed size */
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370 handle_resize();
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371 /*
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372 * we want to be interrupted by the winch signal
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373 */
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374 WaitForChar(-1L);
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375 if (do_resize) /* interrupted by SIGWINCH signal */
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376 continue;
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377
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378 /* If input was put directly in typeahead buffer bail out here. */
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379 if (typebuf_changed(tb_change_cnt))
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380 return 0;
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381
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382 /*
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383 * For some terminals we only get one character at a time.
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384 * We want the get all available characters, so we could keep on
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385 * trying until none is available
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386 * For some other terminals this is quite slow, that's why we don't do
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387 * it.
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388 */
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389 len = read_from_input_buf(buf, (long)maxlen);
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390 if (len > 0)
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391 {
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392 #ifdef OS2
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393 int i;
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394
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395 for (i = 0; i < len; i++)
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396 if (buf[i] == 0)
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397 buf[i] = K_NUL;
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398 #endif
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399 return len;
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400 }
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401 }
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402 }
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403
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404 static void
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405 handle_resize()
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406 {
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407 do_resize = FALSE;
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408 shell_resized();
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409 }
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410
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411 /*
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|
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412 * return non-zero if a character is available
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413 */
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414 int
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415 mch_char_avail()
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416 {
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417 return WaitForChar(0L);
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418 }
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419
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|
|
420 #if defined(HAVE_TOTAL_MEM) || defined(PROTO)
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|
|
421 # ifdef HAVE_SYS_RESOURCE_H
|
|
|
422 # include <sys/resource.h>
|
|
|
423 # endif
|
|
|
424 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
|
|
|
425 # include <sys/sysctl.h>
|
|
|
426 # endif
|
|
|
427 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
428 # include <sys/sysinfo.h>
|
|
|
429 # endif
|
|
|
430
|
|
|
431 /*
|
|
1110
|
432 * Return total amount of memory available in Kbyte.
|
|
|
433 * Doesn't change when memory has been allocated.
|
|
7
|
434 */
|
|
|
435 /* ARGSUSED */
|
|
|
436 long_u
|
|
|
437 mch_total_mem(special)
|
|
|
438 int special;
|
|
|
439 {
|
|
|
440 # ifdef __EMX__
|
|
1110
|
441 return ulimit(3, 0L) >> 10; /* always 32MB? */
|
|
7
|
442 # else
|
|
|
443 long_u mem = 0;
|
|
1110
|
444 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */
|
|
7
|
445
|
|
|
446 # ifdef HAVE_SYSCTL
|
|
|
447 int mib[2], physmem;
|
|
|
448 size_t len;
|
|
|
449
|
|
|
450 /* BSD way of getting the amount of RAM available. */
|
|
|
451 mib[0] = CTL_HW;
|
|
|
452 mib[1] = HW_USERMEM;
|
|
|
453 len = sizeof(physmem);
|
|
|
454 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0)
|
|
|
455 mem = (long_u)physmem;
|
|
|
456 # endif
|
|
|
457
|
|
|
458 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
459 if (mem == 0)
|
|
|
460 {
|
|
|
461 struct sysinfo sinfo;
|
|
|
462
|
|
|
463 /* Linux way of getting amount of RAM available */
|
|
|
464 if (sysinfo(&sinfo) == 0)
|
|
1110
|
465 {
|
|
|
466 # ifdef HAVE_SYSINFO_MEM_UNIT
|
|
|
467 /* avoid overflow as much as possible */
|
|
|
468 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0)
|
|
|
469 {
|
|
|
470 sinfo.mem_unit = sinfo.mem_unit >> 1;
|
|
|
471 --shiftright;
|
|
|
472 }
|
|
|
473 mem = sinfo.totalram * sinfo.mem_unit;
|
|
|
474 # else
|
|
7
|
475 mem = sinfo.totalram;
|
|
1110
|
476 # endif
|
|
|
477 }
|
|
7
|
478 }
|
|
|
479 # endif
|
|
|
480
|
|
|
481 # ifdef HAVE_SYSCONF
|
|
|
482 if (mem == 0)
|
|
|
483 {
|
|
|
484 long pagesize, pagecount;
|
|
|
485
|
|
|
486 /* Solaris way of getting amount of RAM available */
|
|
|
487 pagesize = sysconf(_SC_PAGESIZE);
|
|
|
488 pagecount = sysconf(_SC_PHYS_PAGES);
|
|
|
489 if (pagesize > 0 && pagecount > 0)
|
|
1110
|
490 {
|
|
|
491 /* avoid overflow as much as possible */
|
|
|
492 while (shiftright > 0 && (pagesize & 1) == 0)
|
|
|
493 {
|
|
1204
|
494 pagesize = (long_u)pagesize >> 1;
|
|
1110
|
495 --shiftright;
|
|
|
496 }
|
|
7
|
497 mem = (long_u)pagesize * pagecount;
|
|
1110
|
498 }
|
|
7
|
499 }
|
|
|
500 # endif
|
|
|
501
|
|
|
502 /* Return the minimum of the physical memory and the user limit, because
|
|
|
503 * using more than the user limit may cause Vim to be terminated. */
|
|
|
504 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)
|
|
|
505 {
|
|
|
506 struct rlimit rlp;
|
|
|
507
|
|
|
508 if (getrlimit(RLIMIT_DATA, &rlp) == 0
|
|
|
509 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
510 # ifdef RLIM_INFINITY
|
|
|
511 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
512 # endif
|
|
1110
|
513 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright)
|
|
7
|
514 )
|
|
1110
|
515 {
|
|
|
516 mem = (long_u)rlp.rlim_cur;
|
|
|
517 shiftright = 10;
|
|
|
518 }
|
|
7
|
519 }
|
|
|
520 # endif
|
|
|
521
|
|
|
522 if (mem > 0)
|
|
1110
|
523 return mem >> shiftright;
|
|
|
524 return (long_u)0x1fffff;
|
|
7
|
525 # endif
|
|
|
526 }
|
|
|
527 #endif
|
|
|
528
|
|
|
529 void
|
|
|
530 mch_delay(msec, ignoreinput)
|
|
|
531 long msec;
|
|
|
532 int ignoreinput;
|
|
|
533 {
|
|
|
534 int old_tmode;
|
|
14
|
535 #ifdef FEAT_MZSCHEME
|
|
|
536 long total = msec; /* remember original value */
|
|
|
537 #endif
|
|
7
|
538
|
|
|
539 if (ignoreinput)
|
|
|
540 {
|
|
|
541 /* Go to cooked mode without echo, to allow SIGINT interrupting us
|
|
1530
|
542 * here. But we don't want QUIT to kill us (CTRL-\ used in a
|
|
|
543 * shell may produce SIGQUIT). */
|
|
|
544 in_mch_delay = TRUE;
|
|
7
|
545 old_tmode = curr_tmode;
|
|
|
546 if (curr_tmode == TMODE_RAW)
|
|
|
547 settmode(TMODE_SLEEP);
|
|
|
548
|
|
|
549 /*
|
|
|
550 * Everybody sleeps in a different way...
|
|
|
551 * Prefer nanosleep(), some versions of usleep() can only sleep up to
|
|
|
552 * one second.
|
|
|
553 */
|
|
14
|
554 #ifdef FEAT_MZSCHEME
|
|
|
555 do
|
|
|
556 {
|
|
|
557 /* if total is large enough, wait by portions in p_mzq */
|
|
|
558 if (total > p_mzq)
|
|
|
559 msec = p_mzq;
|
|
|
560 else
|
|
|
561 msec = total;
|
|
|
562 total -= msec;
|
|
|
563 #endif
|
|
7
|
564 #ifdef HAVE_NANOSLEEP
|
|
|
565 {
|
|
|
566 struct timespec ts;
|
|
|
567
|
|
|
568 ts.tv_sec = msec / 1000;
|
|
|
569 ts.tv_nsec = (msec % 1000) * 1000000;
|
|
|
570 (void)nanosleep(&ts, NULL);
|
|
|
571 }
|
|
|
572 #else
|
|
|
573 # ifdef HAVE_USLEEP
|
|
|
574 while (msec >= 1000)
|
|
|
575 {
|
|
|
576 usleep((unsigned int)(999 * 1000));
|
|
|
577 msec -= 999;
|
|
|
578 }
|
|
|
579 usleep((unsigned int)(msec * 1000));
|
|
|
580 # else
|
|
|
581 # ifndef HAVE_SELECT
|
|
|
582 poll(NULL, 0, (int)msec);
|
|
|
583 # else
|
|
|
584 # ifdef __EMX__
|
|
|
585 _sleep2(msec);
|
|
|
586 # else
|
|
|
587 {
|
|
|
588 struct timeval tv;
|
|
|
589
|
|
|
590 tv.tv_sec = msec / 1000;
|
|
|
591 tv.tv_usec = (msec % 1000) * 1000;
|
|
|
592 /*
|
|
|
593 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get
|
|
|
594 * a patch from Sun to fix this. Reported by Gunnar Pedersen.
|
|
|
595 */
|
|
|
596 select(0, NULL, NULL, NULL, &tv);
|
|
|
597 }
|
|
|
598 # endif /* __EMX__ */
|
|
|
599 # endif /* HAVE_SELECT */
|
|
|
600 # endif /* HAVE_NANOSLEEP */
|
|
|
601 #endif /* HAVE_USLEEP */
|
|
14
|
602 #ifdef FEAT_MZSCHEME
|
|
|
603 }
|
|
|
604 while (total > 0);
|
|
|
605 #endif
|
|
7
|
606
|
|
|
607 settmode(old_tmode);
|
|
1530
|
608 in_mch_delay = FALSE;
|
|
7
|
609 }
|
|
|
610 else
|
|
|
611 WaitForChar(msec);
|
|
|
612 }
|
|
|
613
|
|
180
|
614 #if 0 /* disabled, no longer needed now that regmatch() is not recursive */
|
|
|
615 # if defined(HAVE_GETRLIMIT)
|
|
|
616 # define HAVE_STACK_LIMIT
|
|
|
617 # endif
|
|
|
618 #endif
|
|
|
619
|
|
|
620 #if defined(HAVE_STACK_LIMIT) \
|
|
7
|
621 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK))
|
|
|
622 # define HAVE_CHECK_STACK_GROWTH
|
|
|
623 /*
|
|
|
624 * Support for checking for an almost-out-of-stack-space situation.
|
|
|
625 */
|
|
|
626
|
|
|
627 /*
|
|
|
628 * Return a pointer to an item on the stack. Used to find out if the stack
|
|
|
629 * grows up or down.
|
|
|
630 */
|
|
|
631 static void check_stack_growth __ARGS((char *p));
|
|
|
632 static int stack_grows_downwards;
|
|
|
633
|
|
|
634 /*
|
|
|
635 * Find out if the stack grows upwards or downwards.
|
|
|
636 * "p" points to a variable on the stack of the caller.
|
|
|
637 */
|
|
|
638 static void
|
|
|
639 check_stack_growth(p)
|
|
|
640 char *p;
|
|
|
641 {
|
|
|
642 int i;
|
|
|
643
|
|
|
644 stack_grows_downwards = (p > (char *)&i);
|
|
|
645 }
|
|
|
646 #endif
|
|
|
647
|
|
180
|
648 #if defined(HAVE_STACK_LIMIT) || defined(PROTO)
|
|
7
|
649 static char *stack_limit = NULL;
|
|
|
650
|
|
|
651 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
652 # include <pthread.h>
|
|
|
653 # include <pthread_np.h>
|
|
|
654 #endif
|
|
|
655
|
|
|
656 /*
|
|
|
657 * Find out until how var the stack can grow without getting into trouble.
|
|
|
658 * Called when starting up and when switching to the signal stack in
|
|
|
659 * deathtrap().
|
|
|
660 */
|
|
|
661 static void
|
|
|
662 get_stack_limit()
|
|
|
663 {
|
|
|
664 struct rlimit rlp;
|
|
|
665 int i;
|
|
|
666 long lim;
|
|
|
667
|
|
|
668 /* Set the stack limit to 15/16 of the allowable size. Skip this when the
|
|
|
669 * limit doesn't fit in a long (rlim_cur might be "long long"). */
|
|
|
670 if (getrlimit(RLIMIT_STACK, &rlp) == 0
|
|
|
671 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
672 # ifdef RLIM_INFINITY
|
|
|
673 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
674 # endif
|
|
|
675 )
|
|
|
676 {
|
|
|
677 lim = (long)rlp.rlim_cur;
|
|
|
678 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
679 {
|
|
|
680 pthread_attr_t attr;
|
|
|
681 size_t size;
|
|
|
682
|
|
|
683 /* On FreeBSD the initial thread always has a fixed stack size, no
|
|
|
684 * matter what the limits are set to. Normally it's 1 Mbyte. */
|
|
|
685 pthread_attr_init(&attr);
|
|
|
686 if (pthread_attr_get_np(pthread_self(), &attr) == 0)
|
|
|
687 {
|
|
|
688 pthread_attr_getstacksize(&attr, &size);
|
|
|
689 if (lim > (long)size)
|
|
|
690 lim = (long)size;
|
|
|
691 }
|
|
|
692 pthread_attr_destroy(&attr);
|
|
|
693 }
|
|
|
694 #endif
|
|
|
695 if (stack_grows_downwards)
|
|
|
696 {
|
|
|
697 stack_limit = (char *)((long)&i - (lim / 16L * 15L));
|
|
|
698 if (stack_limit >= (char *)&i)
|
|
|
699 /* overflow, set to 1/16 of current stack position */
|
|
|
700 stack_limit = (char *)((long)&i / 16L);
|
|
|
701 }
|
|
|
702 else
|
|
|
703 {
|
|
|
704 stack_limit = (char *)((long)&i + (lim / 16L * 15L));
|
|
|
705 if (stack_limit <= (char *)&i)
|
|
|
706 stack_limit = NULL; /* overflow */
|
|
|
707 }
|
|
|
708 }
|
|
|
709 }
|
|
|
710
|
|
|
711 /*
|
|
|
712 * Return FAIL when running out of stack space.
|
|
|
713 * "p" must point to any variable local to the caller that's on the stack.
|
|
|
714 */
|
|
|
715 int
|
|
|
716 mch_stackcheck(p)
|
|
|
717 char *p;
|
|
|
718 {
|
|
|
719 if (stack_limit != NULL)
|
|
|
720 {
|
|
|
721 if (stack_grows_downwards)
|
|
|
722 {
|
|
|
723 if (p < stack_limit)
|
|
|
724 return FAIL;
|
|
|
725 }
|
|
|
726 else if (p > stack_limit)
|
|
|
727 return FAIL;
|
|
|
728 }
|
|
|
729 return OK;
|
|
|
730 }
|
|
|
731 #endif
|
|
|
732
|
|
|
733 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
734 /*
|
|
|
735 * Support for using the signal stack.
|
|
|
736 * This helps when we run out of stack space, which causes a SIGSEGV. The
|
|
|
737 * signal handler then must run on another stack, since the normal stack is
|
|
|
738 * completely full.
|
|
|
739 */
|
|
|
740
|
|
|
741 #ifndef SIGSTKSZ
|
|
|
742 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */
|
|
|
743 #endif
|
|
|
744
|
|
|
745 # ifdef HAVE_SIGALTSTACK
|
|
|
746 static stack_t sigstk; /* for sigaltstack() */
|
|
|
747 # else
|
|
|
748 static struct sigstack sigstk; /* for sigstack() */
|
|
|
749 # endif
|
|
|
750
|
|
|
751 static void init_signal_stack __ARGS((void));
|
|
|
752 static char *signal_stack;
|
|
|
753
|
|
|
754 static void
|
|
|
755 init_signal_stack()
|
|
|
756 {
|
|
|
757 if (signal_stack != NULL)
|
|
|
758 {
|
|
|
759 # ifdef HAVE_SIGALTSTACK
|
|
1375
|
760 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \
|
|
|
761 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040)
|
|
7
|
762 /* missing prototype. Adding it to osdef?.h.in doesn't work, because
|
|
|
763 * "struct sigaltstack" needs to be declared. */
|
|
|
764 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss));
|
|
|
765 # endif
|
|
|
766
|
|
|
767 # ifdef HAVE_SS_BASE
|
|
|
768 sigstk.ss_base = signal_stack;
|
|
|
769 # else
|
|
|
770 sigstk.ss_sp = signal_stack;
|
|
|
771 # endif
|
|
|
772 sigstk.ss_size = SIGSTKSZ;
|
|
|
773 sigstk.ss_flags = 0;
|
|
|
774 (void)sigaltstack(&sigstk, NULL);
|
|
|
775 # else
|
|
|
776 sigstk.ss_sp = signal_stack;
|
|
|
777 if (stack_grows_downwards)
|
|
|
778 sigstk.ss_sp += SIGSTKSZ - 1;
|
|
|
779 sigstk.ss_onstack = 0;
|
|
|
780 (void)sigstack(&sigstk, NULL);
|
|
|
781 # endif
|
|
|
782 }
|
|
|
783 }
|
|
|
784 #endif
|
|
|
785
|
|
|
786 /*
|
|
|
787 * We need correct potatotypes for a signal function, otherwise mean compilers
|
|
|
788 * will barf when the second argument to signal() is ``wrong''.
|
|
|
789 * Let me try it with a few tricky defines from my own osdef.h (jw).
|
|
|
790 */
|
|
|
791 #if defined(SIGWINCH)
|
|
|
792 /* ARGSUSED */
|
|
|
793 static RETSIGTYPE
|
|
|
794 sig_winch SIGDEFARG(sigarg)
|
|
|
795 {
|
|
|
796 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
797 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
798 do_resize = TRUE;
|
|
|
799 SIGRETURN;
|
|
|
800 }
|
|
|
801 #endif
|
|
|
802
|
|
|
803 #if defined(SIGINT)
|
|
|
804 /* ARGSUSED */
|
|
|
805 static RETSIGTYPE
|
|
|
806 catch_sigint SIGDEFARG(sigarg)
|
|
|
807 {
|
|
|
808 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
809 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
810 got_int = TRUE;
|
|
|
811 SIGRETURN;
|
|
|
812 }
|
|
|
813 #endif
|
|
|
814
|
|
|
815 #if defined(SIGPWR)
|
|
|
816 /* ARGSUSED */
|
|
|
817 static RETSIGTYPE
|
|
|
818 catch_sigpwr SIGDEFARG(sigarg)
|
|
|
819 {
|
|
37
|
820 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
821 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
7
|
822 /*
|
|
|
823 * I'm not sure we get the SIGPWR signal when the system is really going
|
|
|
824 * down or when the batteries are almost empty. Just preserve the swap
|
|
|
825 * files and don't exit, that can't do any harm.
|
|
|
826 */
|
|
|
827 ml_sync_all(FALSE, FALSE);
|
|
|
828 SIGRETURN;
|
|
|
829 }
|
|
|
830 #endif
|
|
|
831
|
|
|
832 #ifdef SET_SIG_ALARM
|
|
|
833 /*
|
|
|
834 * signal function for alarm().
|
|
|
835 */
|
|
|
836 /* ARGSUSED */
|
|
|
837 static RETSIGTYPE
|
|
|
838 sig_alarm SIGDEFARG(sigarg)
|
|
|
839 {
|
|
|
840 /* doesn't do anything, just to break a system call */
|
|
|
841 sig_alarm_called = TRUE;
|
|
|
842 SIGRETURN;
|
|
|
843 }
|
|
|
844 #endif
|
|
|
845
|
|
188
|
846 #if (defined(HAVE_SETJMP_H) \
|
|
|
847 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \
|
|
|
848 || defined(FEAT_LIBCALL))) \
|
|
|
849 || defined(PROTO)
|
|
7
|
850 /*
|
|
|
851 * A simplistic version of setjmp() that only allows one level of using.
|
|
|
852 * Don't call twice before calling mch_endjmp()!.
|
|
|
853 * Usage:
|
|
|
854 * mch_startjmp();
|
|
|
855 * if (SETJMP(lc_jump_env) != 0)
|
|
|
856 * {
|
|
|
857 * mch_didjmp();
|
|
|
858 * EMSG("crash!");
|
|
|
859 * }
|
|
|
860 * else
|
|
|
861 * {
|
|
|
862 * do_the_work;
|
|
|
863 * mch_endjmp();
|
|
|
864 * }
|
|
|
865 * Note: Can't move SETJMP() here, because a function calling setjmp() must
|
|
|
866 * not return before the saved environment is used.
|
|
|
867 * Returns OK for normal return, FAIL when the protected code caused a
|
|
|
868 * problem and LONGJMP() was used.
|
|
|
869 */
|
|
|
870 void
|
|
|
871 mch_startjmp()
|
|
|
872 {
|
|
|
873 #ifdef SIGHASARG
|
|
|
874 lc_signal = 0;
|
|
|
875 #endif
|
|
|
876 lc_active = TRUE;
|
|
|
877 }
|
|
|
878
|
|
|
879 void
|
|
|
880 mch_endjmp()
|
|
|
881 {
|
|
|
882 lc_active = FALSE;
|
|
|
883 }
|
|
|
884
|
|
|
885 void
|
|
|
886 mch_didjmp()
|
|
|
887 {
|
|
|
888 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
889 /* On FreeBSD the signal stack has to be reset after using siglongjmp(),
|
|
|
890 * otherwise catching the signal only works once. */
|
|
|
891 init_signal_stack();
|
|
|
892 # endif
|
|
|
893 }
|
|
|
894 #endif
|
|
|
895
|
|
|
896 /*
|
|
|
897 * This function handles deadly signals.
|
|
|
898 * It tries to preserve any swap file and exit properly.
|
|
|
899 * (partly from Elvis).
|
|
|
900 */
|
|
|
901 static RETSIGTYPE
|
|
|
902 deathtrap SIGDEFARG(sigarg)
|
|
|
903 {
|
|
|
904 static int entered = 0; /* count the number of times we got here.
|
|
|
905 Note: when memory has been corrupted
|
|
|
906 this may get an arbitrary value! */
|
|
|
907 #ifdef SIGHASARG
|
|
|
908 int i;
|
|
|
909 #endif
|
|
|
910
|
|
|
911 #if defined(HAVE_SETJMP_H)
|
|
|
912 /*
|
|
|
913 * Catch a crash in protected code.
|
|
|
914 * Restores the environment saved in lc_jump_env, which looks like
|
|
|
915 * SETJMP() returns 1.
|
|
|
916 */
|
|
|
917 if (lc_active)
|
|
|
918 {
|
|
|
919 # if defined(SIGHASARG)
|
|
|
920 lc_signal = sigarg;
|
|
|
921 # endif
|
|
|
922 lc_active = FALSE; /* don't jump again */
|
|
|
923 LONGJMP(lc_jump_env, 1);
|
|
|
924 /* NOTREACHED */
|
|
|
925 }
|
|
|
926 #endif
|
|
|
927
|
|
36
|
928 #ifdef SIGHASARG
|
|
1530
|
929 # ifdef SIGQUIT
|
|
|
930 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to
|
|
|
931 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when
|
|
|
932 * pressing CTRL-\, but we don't want Vim to exit then. */
|
|
|
933 if (in_mch_delay && sigarg == SIGQUIT)
|
|
|
934 SIGRETURN;
|
|
|
935 # endif
|
|
|
936
|
|
37
|
937 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return
|
|
|
938 * here. This avoids that a non-reentrant function is interrupted, e.g.,
|
|
|
939 * free(). Calling free() again may then cause a crash. */
|
|
|
940 if (entered == 0
|
|
|
941 && (0
|
|
|
942 # ifdef SIGHUP
|
|
|
943 || sigarg == SIGHUP
|
|
|
944 # endif
|
|
|
945 # ifdef SIGQUIT
|
|
|
946 || sigarg == SIGQUIT
|
|
|
947 # endif
|
|
|
948 # ifdef SIGTERM
|
|
|
949 || sigarg == SIGTERM
|
|
|
950 # endif
|
|
|
951 # ifdef SIGPWR
|
|
|
952 || sigarg == SIGPWR
|
|
|
953 # endif
|
|
|
954 # ifdef SIGUSR1
|
|
|
955 || sigarg == SIGUSR1
|
|
|
956 # endif
|
|
|
957 # ifdef SIGUSR2
|
|
|
958 || sigarg == SIGUSR2
|
|
|
959 # endif
|
|
|
960 )
|
|
413
|
961 && !vim_handle_signal(sigarg))
|
|
36
|
962 SIGRETURN;
|
|
|
963 #endif
|
|
|
964
|
|
7
|
965 /* Remember how often we have been called. */
|
|
|
966 ++entered;
|
|
|
967
|
|
|
968 #ifdef FEAT_EVAL
|
|
|
969 /* Set the v:dying variable. */
|
|
|
970 set_vim_var_nr(VV_DYING, (long)entered);
|
|
|
971 #endif
|
|
|
972
|
|
180
|
973 #ifdef HAVE_STACK_LIMIT
|
|
7
|
974 /* Since we are now using the signal stack, need to reset the stack
|
|
|
975 * limit. Otherwise using a regexp will fail. */
|
|
|
976 get_stack_limit();
|
|
|
977 #endif
|
|
|
978
|
|
758
|
979 #if 0
|
|
|
980 /* This is for opening gdb the moment Vim crashes.
|
|
|
981 * You need to manually adjust the file name and Vim executable name.
|
|
|
982 * Suggested by SungHyun Nam. */
|
|
|
983 {
|
|
|
984 # define VI_GDB_FILE "/tmp/vimgdb"
|
|
|
985 # define VIM_NAME "/usr/bin/vim"
|
|
|
986 FILE *fp = fopen(VI_GDB_FILE, "w");
|
|
|
987 if (fp)
|
|
|
988 {
|
|
|
989 fprintf(fp,
|
|
|
990 "file %s\n"
|
|
|
991 "attach %d\n"
|
|
|
992 "set height 1000\n"
|
|
|
993 "bt full\n"
|
|
|
994 , VIM_NAME, getpid());
|
|
|
995 fclose(fp);
|
|
|
996 system("xterm -e gdb -x "VI_GDB_FILE);
|
|
|
997 unlink(VI_GDB_FILE);
|
|
|
998 }
|
|
|
999 }
|
|
|
1000 #endif
|
|
|
1001
|
|
7
|
1002 #ifdef SIGHASARG
|
|
|
1003 /* try to find the name of this signal */
|
|
|
1004 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
1005 if (sigarg == signal_info[i].sig)
|
|
|
1006 break;
|
|
|
1007 deadly_signal = sigarg;
|
|
|
1008 #endif
|
|
|
1009
|
|
|
1010 full_screen = FALSE; /* don't write message to the GUI, it might be
|
|
|
1011 * part of the problem... */
|
|
|
1012 /*
|
|
|
1013 * If something goes wrong after entering here, we may get here again.
|
|
|
1014 * When this happens, give a message and try to exit nicely (resetting the
|
|
|
1015 * terminal mode, etc.)
|
|
|
1016 * When this happens twice, just exit, don't even try to give a message,
|
|
|
1017 * stack may be corrupt or something weird.
|
|
|
1018 * When this still happens again (or memory was corrupted in such a way
|
|
|
1019 * that "entered" was clobbered) use _exit(), don't try freeing resources.
|
|
|
1020 */
|
|
|
1021 if (entered >= 3)
|
|
|
1022 {
|
|
|
1023 reset_signals(); /* don't catch any signals anymore */
|
|
|
1024 may_core_dump();
|
|
|
1025 if (entered >= 4)
|
|
|
1026 _exit(8);
|
|
|
1027 exit(7);
|
|
|
1028 }
|
|
|
1029 if (entered == 2)
|
|
|
1030 {
|
|
|
1031 OUT_STR(_("Vim: Double signal, exiting\n"));
|
|
|
1032 out_flush();
|
|
|
1033 getout(1);
|
|
|
1034 }
|
|
|
1035
|
|
|
1036 #ifdef SIGHASARG
|
|
|
1037 sprintf((char *)IObuff, _("Vim: Caught deadly signal %s\n"),
|
|
|
1038 signal_info[i].name);
|
|
|
1039 #else
|
|
|
1040 sprintf((char *)IObuff, _("Vim: Caught deadly signal\n"));
|
|
|
1041 #endif
|
|
|
1042 preserve_exit(); /* preserve files and exit */
|
|
|
1043
|
|
33
|
1044 #ifdef NBDEBUG
|
|
|
1045 reset_signals();
|
|
|
1046 may_core_dump();
|
|
|
1047 abort();
|
|
|
1048 #endif
|
|
|
1049
|
|
7
|
1050 SIGRETURN;
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 #ifdef _REENTRANT
|
|
|
1054 /*
|
|
|
1055 * On Solaris with multi-threading, suspending might not work immediately.
|
|
|
1056 * Catch the SIGCONT signal, which will be used as an indication whether the
|
|
|
1057 * suspending has been done or not.
|
|
|
1058 */
|
|
|
1059 static int sigcont_received;
|
|
|
1060 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG);
|
|
|
1061
|
|
|
1062 /*
|
|
|
1063 * signal handler for SIGCONT
|
|
|
1064 */
|
|
|
1065 /* ARGSUSED */
|
|
|
1066 static RETSIGTYPE
|
|
|
1067 sigcont_handler SIGDEFARG(sigarg)
|
|
|
1068 {
|
|
|
1069 sigcont_received = TRUE;
|
|
|
1070 SIGRETURN;
|
|
|
1071 }
|
|
|
1072 #endif
|
|
|
1073
|
|
|
1074 /*
|
|
|
1075 * If the machine has job control, use it to suspend the program,
|
|
|
1076 * otherwise fake it by starting a new shell.
|
|
|
1077 */
|
|
|
1078 void
|
|
|
1079 mch_suspend()
|
|
|
1080 {
|
|
|
1081 /* BeOS does have SIGTSTP, but it doesn't work. */
|
|
|
1082 #if defined(SIGTSTP) && !defined(__BEOS__)
|
|
|
1083 out_flush(); /* needed to make cursor visible on some systems */
|
|
|
1084 settmode(TMODE_COOK);
|
|
|
1085 out_flush(); /* needed to disable mouse on some systems */
|
|
|
1086
|
|
|
1087 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
|
1088 /* Since we are going to sleep, we can't respond to requests for the X
|
|
|
1089 * selections. Lose them, otherwise other applications will hang. But
|
|
|
1090 * first copy the text to cut buffer 0. */
|
|
|
1091 if (clip_star.owned || clip_plus.owned)
|
|
|
1092 {
|
|
|
1093 x11_export_final_selection();
|
|
|
1094 if (clip_star.owned)
|
|
|
1095 clip_lose_selection(&clip_star);
|
|
|
1096 if (clip_plus.owned)
|
|
|
1097 clip_lose_selection(&clip_plus);
|
|
|
1098 if (x11_display != NULL)
|
|
|
1099 XFlush(x11_display);
|
|
|
1100 }
|
|
|
1101 # endif
|
|
|
1102
|
|
|
1103 # ifdef _REENTRANT
|
|
|
1104 sigcont_received = FALSE;
|
|
|
1105 # endif
|
|
|
1106 kill(0, SIGTSTP); /* send ourselves a STOP signal */
|
|
|
1107 # ifdef _REENTRANT
|
|
|
1108 /* When we didn't suspend immediately in the kill(), do it now. Happens
|
|
|
1109 * on multi-threaded Solaris. */
|
|
|
1110 if (!sigcont_received)
|
|
|
1111 pause();
|
|
|
1112 # endif
|
|
|
1113
|
|
|
1114 # ifdef FEAT_TITLE
|
|
|
1115 /*
|
|
|
1116 * Set oldtitle to NULL, so the current title is obtained again.
|
|
|
1117 */
|
|
|
1118 vim_free(oldtitle);
|
|
|
1119 oldtitle = NULL;
|
|
|
1120 # endif
|
|
|
1121 settmode(TMODE_RAW);
|
|
|
1122 need_check_timestamps = TRUE;
|
|
|
1123 did_check_timestamps = FALSE;
|
|
|
1124 #else
|
|
|
1125 suspend_shell();
|
|
|
1126 #endif
|
|
|
1127 }
|
|
|
1128
|
|
|
1129 void
|
|
|
1130 mch_init()
|
|
|
1131 {
|
|
|
1132 Columns = 80;
|
|
|
1133 Rows = 24;
|
|
|
1134
|
|
|
1135 out_flush();
|
|
|
1136 set_signals();
|
|
167
|
1137
|
|
765
|
1138 #ifdef MACOS_CONVERT
|
|
167
|
1139 mac_conv_init();
|
|
|
1140 #endif
|
|
7
|
1141 }
|
|
|
1142
|
|
|
1143 static void
|
|
|
1144 set_signals()
|
|
|
1145 {
|
|
|
1146 #if defined(SIGWINCH)
|
|
|
1147 /*
|
|
|
1148 * WINDOW CHANGE signal is handled with sig_winch().
|
|
|
1149 */
|
|
|
1150 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
1151 #endif
|
|
|
1152
|
|
|
1153 /*
|
|
|
1154 * We want the STOP signal to work, to make mch_suspend() work.
|
|
|
1155 * For "rvim" the STOP signal is ignored.
|
|
|
1156 */
|
|
|
1157 #ifdef SIGTSTP
|
|
|
1158 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
1159 #endif
|
|
|
1160 #ifdef _REENTRANT
|
|
|
1161 signal(SIGCONT, sigcont_handler);
|
|
|
1162 #endif
|
|
|
1163
|
|
|
1164 /*
|
|
|
1165 * We want to ignore breaking of PIPEs.
|
|
|
1166 */
|
|
|
1167 #ifdef SIGPIPE
|
|
|
1168 signal(SIGPIPE, SIG_IGN);
|
|
|
1169 #endif
|
|
|
1170
|
|
|
1171 #ifdef SIGINT
|
|
167
|
1172 catch_int_signal();
|
|
7
|
1173 #endif
|
|
|
1174
|
|
|
1175 /*
|
|
|
1176 * Ignore alarm signals (Perl's alarm() generates it).
|
|
|
1177 */
|
|
|
1178 #ifdef SIGALRM
|
|
|
1179 signal(SIGALRM, SIG_IGN);
|
|
|
1180 #endif
|
|
|
1181
|
|
|
1182 /*
|
|
|
1183 * Catch SIGPWR (power failure?) to preserve the swap files, so that no
|
|
|
1184 * work will be lost.
|
|
|
1185 */
|
|
|
1186 #ifdef SIGPWR
|
|
|
1187 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
|
1188 #endif
|
|
|
1189
|
|
|
1190 /*
|
|
|
1191 * Arrange for other signals to gracefully shutdown Vim.
|
|
|
1192 */
|
|
|
1193 catch_signals(deathtrap, SIG_ERR);
|
|
|
1194
|
|
|
1195 #if defined(FEAT_GUI) && defined(SIGHUP)
|
|
|
1196 /*
|
|
|
1197 * When the GUI is running, ignore the hangup signal.
|
|
|
1198 */
|
|
|
1199 if (gui.in_use)
|
|
|
1200 signal(SIGHUP, SIG_IGN);
|
|
|
1201 #endif
|
|
|
1202 }
|
|
|
1203
|
|
167
|
1204 #if defined(SIGINT) || defined(PROTO)
|
|
|
1205 /*
|
|
|
1206 * Catch CTRL-C (only works while in Cooked mode).
|
|
|
1207 */
|
|
|
1208 static void
|
|
|
1209 catch_int_signal()
|
|
|
1210 {
|
|
|
1211 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
1212 }
|
|
|
1213 #endif
|
|
|
1214
|
|
7
|
1215 void
|
|
|
1216 reset_signals()
|
|
|
1217 {
|
|
|
1218 catch_signals(SIG_DFL, SIG_DFL);
|
|
|
1219 #ifdef _REENTRANT
|
|
|
1220 /* SIGCONT isn't in the list, because its default action is ignore */
|
|
|
1221 signal(SIGCONT, SIG_DFL);
|
|
|
1222 #endif
|
|
|
1223 }
|
|
|
1224
|
|
|
1225 static void
|
|
|
1226 catch_signals(func_deadly, func_other)
|
|
|
1227 RETSIGTYPE (*func_deadly)();
|
|
|
1228 RETSIGTYPE (*func_other)();
|
|
|
1229 {
|
|
|
1230 int i;
|
|
|
1231
|
|
|
1232 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
1233 if (signal_info[i].deadly)
|
|
|
1234 {
|
|
|
1235 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION)
|
|
|
1236 struct sigaction sa;
|
|
|
1237
|
|
|
1238 /* Setup to use the alternate stack for the signal function. */
|
|
|
1239 sa.sa_handler = func_deadly;
|
|
|
1240 sigemptyset(&sa.sa_mask);
|
|
|
1241 # if defined(__linux__) && defined(_REENTRANT)
|
|
|
1242 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in
|
|
|
1243 * thread handling in combination with using the alternate stack:
|
|
|
1244 * pthread library functions try to use the stack pointer to
|
|
|
1245 * identify the current thread, causing a SEGV signal, which
|
|
|
1246 * recursively calls deathtrap() and hangs. */
|
|
|
1247 sa.sa_flags = 0;
|
|
|
1248 # else
|
|
|
1249 sa.sa_flags = SA_ONSTACK;
|
|
|
1250 # endif
|
|
|
1251 sigaction(signal_info[i].sig, &sa, NULL);
|
|
|
1252 #else
|
|
|
1253 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC)
|
|
|
1254 struct sigvec sv;
|
|
|
1255
|
|
|
1256 /* Setup to use the alternate stack for the signal function. */
|
|
|
1257 sv.sv_handler = func_deadly;
|
|
|
1258 sv.sv_mask = 0;
|
|
|
1259 sv.sv_flags = SV_ONSTACK;
|
|
|
1260 sigvec(signal_info[i].sig, &sv, NULL);
|
|
|
1261 # else
|
|
|
1262 signal(signal_info[i].sig, func_deadly);
|
|
|
1263 # endif
|
|
|
1264 #endif
|
|
|
1265 }
|
|
|
1266 else if (func_other != SIG_ERR)
|
|
|
1267 signal(signal_info[i].sig, func_other);
|
|
|
1268 }
|
|
|
1269
|
|
|
1270 /*
|
|
37
|
1271 * Handling of SIGHUP, SIGQUIT and SIGTERM:
|
|
1146
|
1272 * "when" == a signal: when busy, postpone and return FALSE, otherwise
|
|
|
1273 * return TRUE
|
|
|
1274 * "when" == SIGNAL_BLOCK: Going to be busy, block signals
|
|
|
1275 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed
|
|
|
1276 * signal
|
|
36
|
1277 * Returns TRUE when Vim should exit.
|
|
|
1278 */
|
|
|
1279 int
|
|
413
|
1280 vim_handle_signal(sig)
|
|
37
|
1281 int sig;
|
|
36
|
1282 {
|
|
37
|
1283 static int got_signal = 0;
|
|
|
1284 static int blocked = TRUE;
|
|
|
1285
|
|
|
1286 switch (sig)
|
|
36
|
1287 {
|
|
37
|
1288 case SIGNAL_BLOCK: blocked = TRUE;
|
|
|
1289 break;
|
|
|
1290
|
|
|
1291 case SIGNAL_UNBLOCK: blocked = FALSE;
|
|
|
1292 if (got_signal != 0)
|
|
|
1293 {
|
|
|
1294 kill(getpid(), got_signal);
|
|
|
1295 got_signal = 0;
|
|
|
1296 }
|
|
|
1297 break;
|
|
|
1298
|
|
|
1299 default: if (!blocked)
|
|
36
|
1300 return TRUE; /* exit! */
|
|
37
|
1301 got_signal = sig;
|
|
|
1302 #ifdef SIGPWR
|
|
|
1303 if (sig != SIGPWR)
|
|
|
1304 #endif
|
|
|
1305 got_int = TRUE; /* break any loops */
|
|
36
|
1306 break;
|
|
|
1307 }
|
|
|
1308 return FALSE;
|
|
|
1309 }
|
|
|
1310
|
|
|
1311 /*
|
|
7
|
1312 * Check_win checks whether we have an interactive stdout.
|
|
|
1313 */
|
|
|
1314 /* ARGSUSED */
|
|
|
1315 int
|
|
|
1316 mch_check_win(argc, argv)
|
|
|
1317 int argc;
|
|
|
1318 char **argv;
|
|
|
1319 {
|
|
|
1320 #ifdef OS2
|
|
|
1321 /*
|
|
|
1322 * Store argv[0], may be used for $VIM. Only use it if it is an absolute
|
|
|
1323 * name, mostly it's just "vim" and found in the path, which is unusable.
|
|
|
1324 */
|
|
|
1325 if (mch_isFullName(argv[0]))
|
|
|
1326 exe_name = vim_strsave((char_u *)argv[0]);
|
|
|
1327 #endif
|
|
|
1328 if (isatty(1))
|
|
|
1329 return OK;
|
|
|
1330 return FAIL;
|
|
|
1331 }
|
|
|
1332
|
|
|
1333 /*
|
|
|
1334 * Return TRUE if the input comes from a terminal, FALSE otherwise.
|
|
|
1335 */
|
|
|
1336 int
|
|
|
1337 mch_input_isatty()
|
|
|
1338 {
|
|
|
1339 if (isatty(read_cmd_fd))
|
|
|
1340 return TRUE;
|
|
|
1341 return FALSE;
|
|
|
1342 }
|
|
|
1343
|
|
|
1344 #ifdef FEAT_X11
|
|
|
1345
|
|
|
1346 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \
|
|
|
1347 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
|
|
|
1348
|
|
|
1349 static void xopen_message __ARGS((struct timeval *tvp));
|
|
|
1350
|
|
|
1351 /*
|
|
|
1352 * Give a message about the elapsed time for opening the X window.
|
|
|
1353 */
|
|
|
1354 static void
|
|
|
1355 xopen_message(tvp)
|
|
|
1356 struct timeval *tvp; /* must contain start time */
|
|
|
1357 {
|
|
|
1358 struct timeval end_tv;
|
|
|
1359
|
|
|
1360 /* Compute elapsed time. */
|
|
|
1361 gettimeofday(&end_tv, NULL);
|
|
|
1362 smsg((char_u *)_("Opening the X display took %ld msec"),
|
|
|
1363 (end_tv.tv_sec - tvp->tv_sec) * 1000L
|
|
273
|
1364 + (end_tv.tv_usec - tvp->tv_usec) / 1000L);
|
|
7
|
1365 }
|
|
|
1366 # endif
|
|
|
1367 #endif
|
|
|
1368
|
|
|
1369 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
|
|
|
1370 /*
|
|
|
1371 * A few functions shared by X11 title and clipboard code.
|
|
|
1372 */
|
|
|
1373 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1374 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1375 static int x_connect_to_server __ARGS((void));
|
|
|
1376 static int test_x11_window __ARGS((Display *dpy));
|
|
|
1377
|
|
|
1378 static int got_x_error = FALSE;
|
|
|
1379
|
|
|
1380 /*
|
|
|
1381 * X Error handler, otherwise X just exits! (very rude) -- webb
|
|
|
1382 */
|
|
|
1383 static int
|
|
|
1384 x_error_handler(dpy, error_event)
|
|
|
1385 Display *dpy;
|
|
|
1386 XErrorEvent *error_event;
|
|
|
1387 {
|
|
42
|
1388 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE);
|
|
7
|
1389 STRCAT(IObuff, _("\nVim: Got X error\n"));
|
|
|
1390
|
|
|
1391 /* We cannot print a message and continue, because no X calls are allowed
|
|
|
1392 * here (causes my system to hang). Silently continuing might be an
|
|
|
1393 * alternative... */
|
|
|
1394 preserve_exit(); /* preserve files and exit */
|
|
|
1395
|
|
|
1396 return 0; /* NOTREACHED */
|
|
|
1397 }
|
|
|
1398
|
|
|
1399 /*
|
|
|
1400 * Another X Error handler, just used to check for errors.
|
|
|
1401 */
|
|
|
1402 /* ARGSUSED */
|
|
|
1403 static int
|
|
|
1404 x_error_check(dpy, error_event)
|
|
|
1405 Display *dpy;
|
|
|
1406 XErrorEvent *error_event;
|
|
|
1407 {
|
|
|
1408 got_x_error = TRUE;
|
|
|
1409 return 0;
|
|
|
1410 }
|
|
|
1411
|
|
|
1412 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
|
|
|
1413 # if defined(HAVE_SETJMP_H)
|
|
|
1414 /*
|
|
|
1415 * An X IO Error handler, used to catch error while opening the display.
|
|
|
1416 */
|
|
|
1417 static int x_IOerror_check __ARGS((Display *dpy));
|
|
|
1418
|
|
|
1419 /* ARGSUSED */
|
|
|
1420 static int
|
|
|
1421 x_IOerror_check(dpy)
|
|
|
1422 Display *dpy;
|
|
|
1423 {
|
|
|
1424 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1425 LONGJMP(lc_jump_env, 1);
|
|
|
1426 /*NOTREACHED*/
|
|
|
1427 return 0;
|
|
|
1428 }
|
|
|
1429 # endif
|
|
|
1430
|
|
|
1431 /*
|
|
|
1432 * An X IO Error handler, used to catch terminal errors.
|
|
|
1433 */
|
|
|
1434 static int x_IOerror_handler __ARGS((Display *dpy));
|
|
|
1435
|
|
|
1436 /* ARGSUSED */
|
|
|
1437 static int
|
|
|
1438 x_IOerror_handler(dpy)
|
|
|
1439 Display *dpy;
|
|
|
1440 {
|
|
|
1441 xterm_dpy = NULL;
|
|
|
1442 x11_window = 0;
|
|
|
1443 x11_display = NULL;
|
|
|
1444 xterm_Shell = (Widget)0;
|
|
|
1445
|
|
|
1446 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1447 LONGJMP(x_jump_env, 1);
|
|
|
1448 /*NOTREACHED*/
|
|
|
1449 return 0;
|
|
|
1450 }
|
|
|
1451 #endif
|
|
|
1452
|
|
|
1453 /*
|
|
|
1454 * Return TRUE when connection to the X server is desired.
|
|
|
1455 */
|
|
|
1456 static int
|
|
|
1457 x_connect_to_server()
|
|
|
1458 {
|
|
|
1459 regmatch_T regmatch;
|
|
|
1460
|
|
|
1461 #if defined(FEAT_CLIENTSERVER)
|
|
|
1462 if (x_force_connect)
|
|
|
1463 return TRUE;
|
|
|
1464 #endif
|
|
|
1465 if (x_no_connect)
|
|
|
1466 return FALSE;
|
|
|
1467
|
|
|
1468 /* Check for a match with "exclude:" from 'clipboard'. */
|
|
|
1469 if (clip_exclude_prog != NULL)
|
|
|
1470 {
|
|
|
1471 regmatch.rm_ic = FALSE; /* Don't ignore case */
|
|
|
1472 regmatch.regprog = clip_exclude_prog;
|
|
|
1473 if (vim_regexec(®match, T_NAME, (colnr_T)0))
|
|
|
1474 return FALSE;
|
|
|
1475 }
|
|
|
1476 return TRUE;
|
|
|
1477 }
|
|
|
1478
|
|
|
1479 /*
|
|
|
1480 * Test if "dpy" and x11_window are valid by getting the window title.
|
|
|
1481 * I don't actually want it yet, so there may be a simpler call to use, but
|
|
|
1482 * this will cause the error handler x_error_check() to be called if anything
|
|
|
1483 * is wrong, such as the window pointer being invalid (as can happen when the
|
|
|
1484 * user changes his DISPLAY, but not his WINDOWID) -- webb
|
|
|
1485 */
|
|
|
1486 static int
|
|
|
1487 test_x11_window(dpy)
|
|
|
1488 Display *dpy;
|
|
|
1489 {
|
|
|
1490 int (*old_handler)();
|
|
|
1491 XTextProperty text_prop;
|
|
|
1492
|
|
|
1493 old_handler = XSetErrorHandler(x_error_check);
|
|
|
1494 got_x_error = FALSE;
|
|
|
1495 if (XGetWMName(dpy, x11_window, &text_prop))
|
|
|
1496 XFree((void *)text_prop.value);
|
|
|
1497 XSync(dpy, False);
|
|
|
1498 (void)XSetErrorHandler(old_handler);
|
|
|
1499
|
|
|
1500 if (p_verbose > 0 && got_x_error)
|
|
292
|
1501 verb_msg((char_u *)_("Testing the X display failed"));
|
|
7
|
1502
|
|
|
1503 return (got_x_error ? FAIL : OK);
|
|
|
1504 }
|
|
|
1505 #endif
|
|
|
1506
|
|
|
1507 #ifdef FEAT_TITLE
|
|
|
1508
|
|
|
1509 #ifdef FEAT_X11
|
|
|
1510
|
|
|
1511 static int get_x11_thing __ARGS((int get_title, int test_only));
|
|
|
1512
|
|
|
1513 /*
|
|
|
1514 * try to get x11 window and display
|
|
|
1515 *
|
|
|
1516 * return FAIL for failure, OK otherwise
|
|
|
1517 */
|
|
|
1518 static int
|
|
|
1519 get_x11_windis()
|
|
|
1520 {
|
|
|
1521 char *winid;
|
|
|
1522 static int result = -1;
|
|
|
1523 #define XD_NONE 0 /* x11_display not set here */
|
|
|
1524 #define XD_HERE 1 /* x11_display opened here */
|
|
|
1525 #define XD_GUI 2 /* x11_display used from gui.dpy */
|
|
|
1526 #define XD_XTERM 3 /* x11_display used from xterm_dpy */
|
|
|
1527 static int x11_display_from = XD_NONE;
|
|
|
1528 static int did_set_error_handler = FALSE;
|
|
|
1529
|
|
|
1530 if (!did_set_error_handler)
|
|
|
1531 {
|
|
|
1532 /* X just exits if it finds an error otherwise! */
|
|
|
1533 (void)XSetErrorHandler(x_error_handler);
|
|
|
1534 did_set_error_handler = TRUE;
|
|
|
1535 }
|
|
|
1536
|
|
574
|
1537 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
|
|
7
|
1538 if (gui.in_use)
|
|
|
1539 {
|
|
|
1540 /*
|
|
|
1541 * If the X11 display was opened here before, for the window where Vim
|
|
|
1542 * was started, close that one now to avoid a memory leak.
|
|
|
1543 */
|
|
|
1544 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1545 {
|
|
|
1546 XCloseDisplay(x11_display);
|
|
|
1547 x11_display_from = XD_NONE;
|
|
|
1548 }
|
|
|
1549 if (gui_get_x11_windis(&x11_window, &x11_display) == OK)
|
|
|
1550 {
|
|
|
1551 x11_display_from = XD_GUI;
|
|
|
1552 return OK;
|
|
|
1553 }
|
|
|
1554 x11_display = NULL;
|
|
|
1555 return FAIL;
|
|
|
1556 }
|
|
|
1557 else if (x11_display_from == XD_GUI)
|
|
|
1558 {
|
|
|
1559 /* GUI must have stopped somehow, clear x11_display */
|
|
|
1560 x11_window = 0;
|
|
|
1561 x11_display = NULL;
|
|
|
1562 x11_display_from = XD_NONE;
|
|
|
1563 }
|
|
|
1564 #endif
|
|
|
1565
|
|
|
1566 /* When started with the "-X" argument, don't try connecting. */
|
|
|
1567 if (!x_connect_to_server())
|
|
|
1568 return FAIL;
|
|
|
1569
|
|
|
1570 /*
|
|
|
1571 * If WINDOWID not set, should try another method to find out
|
|
|
1572 * what the current window number is. The only code I know for
|
|
|
1573 * this is very complicated.
|
|
|
1574 * We assume that zero is invalid for WINDOWID.
|
|
|
1575 */
|
|
|
1576 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL)
|
|
|
1577 x11_window = (Window)atol(winid);
|
|
|
1578
|
|
|
1579 #ifdef FEAT_XCLIPBOARD
|
|
|
1580 if (xterm_dpy != NULL && x11_window != 0)
|
|
|
1581 {
|
|
1450
|
1582 /* We may have checked it already, but Gnome terminal can move us to
|
|
|
1583 * another window, so we need to check every time. */
|
|
|
1584 if (x11_display_from != XD_XTERM)
|
|
|
1585 {
|
|
|
1586 /*
|
|
|
1587 * If the X11 display was opened here before, for the window where
|
|
|
1588 * Vim was started, close that one now to avoid a memory leak.
|
|
|
1589 */
|
|
|
1590 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1591 XCloseDisplay(x11_display);
|
|
|
1592 x11_display = xterm_dpy;
|
|
|
1593 x11_display_from = XD_XTERM;
|
|
|
1594 }
|
|
7
|
1595 if (test_x11_window(x11_display) == FAIL)
|
|
|
1596 {
|
|
|
1597 /* probably bad $WINDOWID */
|
|
|
1598 x11_window = 0;
|
|
|
1599 x11_display = NULL;
|
|
|
1600 x11_display_from = XD_NONE;
|
|
|
1601 return FAIL;
|
|
|
1602 }
|
|
|
1603 return OK;
|
|
|
1604 }
|
|
|
1605 #endif
|
|
|
1606
|
|
|
1607 if (x11_window == 0 || x11_display == NULL)
|
|
|
1608 result = -1;
|
|
|
1609
|
|
|
1610 if (result != -1) /* Have already been here and set this */
|
|
|
1611 return result; /* Don't do all these X calls again */
|
|
|
1612
|
|
|
1613 if (x11_window != 0 && x11_display == NULL)
|
|
|
1614 {
|
|
|
1615 #ifdef SET_SIG_ALARM
|
|
|
1616 RETSIGTYPE (*sig_save)();
|
|
|
1617 #endif
|
|
|
1618 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1619 struct timeval start_tv;
|
|
|
1620
|
|
|
1621 if (p_verbose > 0)
|
|
|
1622 gettimeofday(&start_tv, NULL);
|
|
|
1623 #endif
|
|
|
1624
|
|
|
1625 #ifdef SET_SIG_ALARM
|
|
|
1626 /*
|
|
|
1627 * Opening the Display may hang if the DISPLAY setting is wrong, or
|
|
|
1628 * the network connection is bad. Set an alarm timer to get out.
|
|
|
1629 */
|
|
|
1630 sig_alarm_called = FALSE;
|
|
|
1631 sig_save = (RETSIGTYPE (*)())signal(SIGALRM,
|
|
|
1632 (RETSIGTYPE (*)())sig_alarm);
|
|
|
1633 alarm(2);
|
|
|
1634 #endif
|
|
|
1635 x11_display = XOpenDisplay(NULL);
|
|
|
1636
|
|
|
1637 #ifdef SET_SIG_ALARM
|
|
|
1638 alarm(0);
|
|
|
1639 signal(SIGALRM, (RETSIGTYPE (*)())sig_save);
|
|
|
1640 if (p_verbose > 0 && sig_alarm_called)
|
|
292
|
1641 verb_msg((char_u *)_("Opening the X display timed out"));
|
|
7
|
1642 #endif
|
|
|
1643 if (x11_display != NULL)
|
|
|
1644 {
|
|
|
1645 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1646 if (p_verbose > 0)
|
|
292
|
1647 {
|
|
|
1648 verbose_enter();
|
|
7
|
1649 xopen_message(&start_tv);
|
|
292
|
1650 verbose_leave();
|
|
|
1651 }
|
|
7
|
1652 # endif
|
|
|
1653 if (test_x11_window(x11_display) == FAIL)
|
|
|
1654 {
|
|
|
1655 /* Maybe window id is bad */
|
|
|
1656 x11_window = 0;
|
|
|
1657 XCloseDisplay(x11_display);
|
|
|
1658 x11_display = NULL;
|
|
|
1659 }
|
|
|
1660 else
|
|
|
1661 x11_display_from = XD_HERE;
|
|
|
1662 }
|
|
|
1663 }
|
|
|
1664 if (x11_window == 0 || x11_display == NULL)
|
|
|
1665 return (result = FAIL);
|
|
|
1666 return (result = OK);
|
|
|
1667 }
|
|
|
1668
|
|
|
1669 /*
|
|
|
1670 * Determine original x11 Window Title
|
|
|
1671 */
|
|
|
1672 static int
|
|
|
1673 get_x11_title(test_only)
|
|
|
1674 int test_only;
|
|
|
1675 {
|
|
32
|
1676 return get_x11_thing(TRUE, test_only);
|
|
7
|
1677 }
|
|
|
1678
|
|
|
1679 /*
|
|
|
1680 * Determine original x11 Window icon
|
|
|
1681 */
|
|
|
1682 static int
|
|
|
1683 get_x11_icon(test_only)
|
|
|
1684 int test_only;
|
|
|
1685 {
|
|
|
1686 int retval = FALSE;
|
|
|
1687
|
|
|
1688 retval = get_x11_thing(FALSE, test_only);
|
|
|
1689
|
|
|
1690 /* could not get old icon, use terminal name */
|
|
|
1691 if (oldicon == NULL && !test_only)
|
|
|
1692 {
|
|
|
1693 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1694 oldicon = T_NAME + 8;
|
|
|
1695 else
|
|
|
1696 oldicon = T_NAME;
|
|
|
1697 }
|
|
|
1698
|
|
|
1699 return retval;
|
|
|
1700 }
|
|
|
1701
|
|
|
1702 static int
|
|
|
1703 get_x11_thing(get_title, test_only)
|
|
|
1704 int get_title; /* get title string */
|
|
|
1705 int test_only;
|
|
|
1706 {
|
|
|
1707 XTextProperty text_prop;
|
|
|
1708 int retval = FALSE;
|
|
|
1709 Status status;
|
|
|
1710
|
|
|
1711 if (get_x11_windis() == OK)
|
|
|
1712 {
|
|
|
1713 /* Get window/icon name if any */
|
|
|
1714 if (get_title)
|
|
|
1715 status = XGetWMName(x11_display, x11_window, &text_prop);
|
|
|
1716 else
|
|
|
1717 status = XGetWMIconName(x11_display, x11_window, &text_prop);
|
|
|
1718
|
|
|
1719 /*
|
|
|
1720 * If terminal is xterm, then x11_window may be a child window of the
|
|
|
1721 * outer xterm window that actually contains the window/icon name, so
|
|
|
1722 * keep traversing up the tree until a window with a title/icon is
|
|
|
1723 * found.
|
|
|
1724 */
|
|
|
1725 /* Previously this was only done for xterm and alikes. I don't see a
|
|
|
1726 * reason why it would fail for other terminal emulators.
|
|
|
1727 * if (term_is_xterm) */
|
|
|
1728 {
|
|
|
1729 Window root;
|
|
|
1730 Window parent;
|
|
|
1731 Window win = x11_window;
|
|
|
1732 Window *children;
|
|
|
1733 unsigned int num_children;
|
|
|
1734
|
|
|
1735 while (!status || text_prop.value == NULL)
|
|
|
1736 {
|
|
|
1737 if (!XQueryTree(x11_display, win, &root, &parent, &children,
|
|
|
1738 &num_children))
|
|
|
1739 break;
|
|
|
1740 if (children)
|
|
|
1741 XFree((void *)children);
|
|
|
1742 if (parent == root || parent == 0)
|
|
|
1743 break;
|
|
|
1744
|
|
|
1745 win = parent;
|
|
|
1746 if (get_title)
|
|
|
1747 status = XGetWMName(x11_display, win, &text_prop);
|
|
|
1748 else
|
|
|
1749 status = XGetWMIconName(x11_display, win, &text_prop);
|
|
|
1750 }
|
|
|
1751 }
|
|
|
1752 if (status && text_prop.value != NULL)
|
|
|
1753 {
|
|
|
1754 retval = TRUE;
|
|
|
1755 if (!test_only)
|
|
|
1756 {
|
|
|
1757 #ifdef FEAT_XFONTSET
|
|
|
1758 if (text_prop.encoding == XA_STRING)
|
|
|
1759 {
|
|
|
1760 #endif
|
|
|
1761 if (get_title)
|
|
|
1762 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1763 else
|
|
|
1764 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1765 #ifdef FEAT_XFONTSET
|
|
|
1766 }
|
|
|
1767 else
|
|
|
1768 {
|
|
|
1769 char **cl;
|
|
|
1770 Status transform_status;
|
|
|
1771 int n = 0;
|
|
|
1772
|
|
|
1773 transform_status = XmbTextPropertyToTextList(x11_display,
|
|
|
1774 &text_prop,
|
|
|
1775 &cl, &n);
|
|
|
1776 if (transform_status >= Success && n > 0 && cl[0])
|
|
|
1777 {
|
|
|
1778 if (get_title)
|
|
|
1779 oldtitle = vim_strsave((char_u *) cl[0]);
|
|
|
1780 else
|
|
|
1781 oldicon = vim_strsave((char_u *) cl[0]);
|
|
|
1782 XFreeStringList(cl);
|
|
|
1783 }
|
|
|
1784 else
|
|
|
1785 {
|
|
|
1786 if (get_title)
|
|
|
1787 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1788 else
|
|
|
1789 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1790 }
|
|
|
1791 }
|
|
|
1792 #endif
|
|
|
1793 }
|
|
|
1794 XFree((void *)text_prop.value);
|
|
|
1795 }
|
|
|
1796 }
|
|
|
1797 return retval;
|
|
|
1798 }
|
|
|
1799
|
|
|
1800 /* Are Xutf8 functions available? Avoid error from old compilers. */
|
|
|
1801 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
|
|
|
1802 # if X_HAVE_UTF8_STRING
|
|
|
1803 # define USE_UTF8_STRING
|
|
|
1804 # endif
|
|
|
1805 #endif
|
|
|
1806
|
|
|
1807 /*
|
|
|
1808 * Set x11 Window Title
|
|
|
1809 *
|
|
|
1810 * get_x11_windis() must be called before this and have returned OK
|
|
|
1811 */
|
|
|
1812 static void
|
|
|
1813 set_x11_title(title)
|
|
|
1814 char_u *title;
|
|
|
1815 {
|
|
|
1816 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING
|
|
|
1817 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't
|
|
|
1818 * supported everywhere and STRING doesn't work for multi-byte titles.
|
|
|
1819 */
|
|
|
1820 #ifdef USE_UTF8_STRING
|
|
|
1821 if (enc_utf8)
|
|
|
1822 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1823 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1824 else
|
|
|
1825 #endif
|
|
|
1826 {
|
|
|
1827 #if XtSpecificationRelease >= 4
|
|
|
1828 # ifdef FEAT_XFONTSET
|
|
|
1829 XmbSetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1830 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1831 # else
|
|
|
1832 XTextProperty text_prop;
|
|
129
|
1833 char *c_title = (char *)title;
|
|
7
|
1834
|
|
|
1835 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */
|
|
129
|
1836 (void)XStringListToTextProperty(&c_title, 1, &text_prop);
|
|
7
|
1837 XSetWMProperties(x11_display, x11_window, &text_prop,
|
|
|
1838 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1839 # endif
|
|
|
1840 #else
|
|
|
1841 XStoreName(x11_display, x11_window, (char *)title);
|
|
|
1842 #endif
|
|
|
1843 }
|
|
|
1844 XFlush(x11_display);
|
|
|
1845 }
|
|
|
1846
|
|
|
1847 /*
|
|
|
1848 * Set x11 Window icon
|
|
|
1849 *
|
|
|
1850 * get_x11_windis() must be called before this and have returned OK
|
|
|
1851 */
|
|
|
1852 static void
|
|
|
1853 set_x11_icon(icon)
|
|
|
1854 char_u *icon;
|
|
|
1855 {
|
|
|
1856 /* See above for comments about using X*SetWMProperties(). */
|
|
|
1857 #ifdef USE_UTF8_STRING
|
|
|
1858 if (enc_utf8)
|
|
|
1859 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1860 NULL, 0, NULL, NULL, NULL);
|
|
|
1861 else
|
|
|
1862 #endif
|
|
|
1863 {
|
|
|
1864 #if XtSpecificationRelease >= 4
|
|
|
1865 # ifdef FEAT_XFONTSET
|
|
|
1866 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1867 NULL, 0, NULL, NULL, NULL);
|
|
|
1868 # else
|
|
|
1869 XTextProperty text_prop;
|
|
129
|
1870 char *c_icon = (char *)icon;
|
|
|
1871
|
|
|
1872 (void)XStringListToTextProperty(&c_icon, 1, &text_prop);
|
|
7
|
1873 XSetWMProperties(x11_display, x11_window, NULL, &text_prop,
|
|
|
1874 NULL, 0, NULL, NULL, NULL);
|
|
|
1875 # endif
|
|
|
1876 #else
|
|
|
1877 XSetIconName(x11_display, x11_window, (char *)icon);
|
|
|
1878 #endif
|
|
|
1879 }
|
|
|
1880 XFlush(x11_display);
|
|
|
1881 }
|
|
|
1882
|
|
|
1883 #else /* FEAT_X11 */
|
|
|
1884
|
|
|
1885 /*ARGSUSED*/
|
|
|
1886 static int
|
|
|
1887 get_x11_title(test_only)
|
|
|
1888 int test_only;
|
|
|
1889 {
|
|
|
1890 return FALSE;
|
|
|
1891 }
|
|
|
1892
|
|
|
1893 static int
|
|
|
1894 get_x11_icon(test_only)
|
|
|
1895 int test_only;
|
|
|
1896 {
|
|
|
1897 if (!test_only)
|
|
|
1898 {
|
|
|
1899 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1900 oldicon = T_NAME + 8;
|
|
|
1901 else
|
|
|
1902 oldicon = T_NAME;
|
|
|
1903 }
|
|
|
1904 return FALSE;
|
|
|
1905 }
|
|
|
1906
|
|
|
1907 #endif /* FEAT_X11 */
|
|
|
1908
|
|
|
1909 int
|
|
|
1910 mch_can_restore_title()
|
|
|
1911 {
|
|
|
1912 return get_x11_title(TRUE);
|
|
|
1913 }
|
|
|
1914
|
|
|
1915 int
|
|
|
1916 mch_can_restore_icon()
|
|
|
1917 {
|
|
|
1918 return get_x11_icon(TRUE);
|
|
|
1919 }
|
|
|
1920
|
|
|
1921 /*
|
|
|
1922 * Set the window title and icon.
|
|
|
1923 */
|
|
|
1924 void
|
|
|
1925 mch_settitle(title, icon)
|
|
|
1926 char_u *title;
|
|
|
1927 char_u *icon;
|
|
|
1928 {
|
|
|
1929 int type = 0;
|
|
|
1930 static int recursive = 0;
|
|
|
1931
|
|
|
1932 if (T_NAME == NULL) /* no terminal name (yet) */
|
|
|
1933 return;
|
|
|
1934 if (title == NULL && icon == NULL) /* nothing to do */
|
|
|
1935 return;
|
|
|
1936
|
|
|
1937 /* When one of the X11 functions causes a deadly signal, we get here again
|
|
|
1938 * recursively. Avoid hanging then (something is probably locked). */
|
|
|
1939 if (recursive)
|
|
|
1940 return;
|
|
|
1941 ++recursive;
|
|
|
1942
|
|
|
1943 /*
|
|
|
1944 * if the window ID and the display is known, we may use X11 calls
|
|
|
1945 */
|
|
|
1946 #ifdef FEAT_X11
|
|
|
1947 if (get_x11_windis() == OK)
|
|
|
1948 type = 1;
|
|
|
1949 #else
|
|
|
1950 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK)
|
|
|
1951 if (gui.in_use)
|
|
|
1952 type = 1;
|
|
|
1953 # endif
|
|
|
1954 #endif
|
|
|
1955
|
|
|
1956 /*
|
|
|
1957 * Note: if "t_TS" is set, title is set with escape sequence rather
|
|
|
1958 * than x11 calls, because the x11 calls don't always work
|
|
|
1959 */
|
|
|
1960 if ((type || *T_TS != NUL) && title != NULL)
|
|
|
1961 {
|
|
|
1962 if (oldtitle == NULL
|
|
|
1963 #ifdef FEAT_GUI
|
|
|
1964 && !gui.in_use
|
|
|
1965 #endif
|
|
|
1966 ) /* first call but not in GUI, save title */
|
|
|
1967 (void)get_x11_title(FALSE);
|
|
|
1968
|
|
|
1969 if (*T_TS != NUL) /* it's OK if t_fs is empty */
|
|
|
1970 term_settitle(title);
|
|
|
1971 #ifdef FEAT_X11
|
|
|
1972 else
|
|
|
1973 # ifdef FEAT_GUI_GTK
|
|
|
1974 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
1975 # endif
|
|
|
1976 set_x11_title(title); /* x11 */
|
|
|
1977 #endif
|
|
64
|
1978 #if defined(FEAT_GUI_GTK) \
|
|
7
|
1979 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
|
|
|
1980 else
|
|
|
1981 gui_mch_settitle(title, icon);
|
|
|
1982 #endif
|
|
|
1983 did_set_title = TRUE;
|
|
|
1984 }
|
|
|
1985
|
|
|
1986 if ((type || *T_CIS != NUL) && icon != NULL)
|
|
|
1987 {
|
|
|
1988 if (oldicon == NULL
|
|
|
1989 #ifdef FEAT_GUI
|
|
|
1990 && !gui.in_use
|
|
|
1991 #endif
|
|
|
1992 ) /* first call, save icon */
|
|
|
1993 get_x11_icon(FALSE);
|
|
|
1994
|
|
|
1995 if (*T_CIS != NUL)
|
|
|
1996 {
|
|
|
1997 out_str(T_CIS); /* set icon start */
|
|
|
1998 out_str_nf(icon);
|
|
|
1999 out_str(T_CIE); /* set icon end */
|
|
|
2000 out_flush();
|
|
|
2001 }
|
|
|
2002 #ifdef FEAT_X11
|
|
|
2003 else
|
|
|
2004 # ifdef FEAT_GUI_GTK
|
|
|
2005 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
2006 # endif
|
|
|
2007 set_x11_icon(icon); /* x11 */
|
|
|
2008 #endif
|
|
|
2009 did_set_icon = TRUE;
|
|
|
2010 }
|
|
|
2011 --recursive;
|
|
|
2012 }
|
|
|
2013
|
|
|
2014 /*
|
|
|
2015 * Restore the window/icon title.
|
|
|
2016 * "which" is one of:
|
|
|
2017 * 1 only restore title
|
|
|
2018 * 2 only restore icon
|
|
|
2019 * 3 restore title and icon
|
|
|
2020 */
|
|
|
2021 void
|
|
|
2022 mch_restore_title(which)
|
|
|
2023 int which;
|
|
|
2024 {
|
|
|
2025 /* only restore the title or icon when it has been set */
|
|
|
2026 mch_settitle(((which & 1) && did_set_title) ?
|
|
|
2027 (oldtitle ? oldtitle : p_titleold) : NULL,
|
|
|
2028 ((which & 2) && did_set_icon) ? oldicon : NULL);
|
|
|
2029 }
|
|
|
2030
|
|
|
2031 #endif /* FEAT_TITLE */
|
|
|
2032
|
|
|
2033 /*
|
|
|
2034 * Return TRUE if "name" looks like some xterm name.
|
|
158
|
2035 * Seiichi Sato mentioned that "mlterm" works like xterm.
|
|
7
|
2036 */
|
|
|
2037 int
|
|
|
2038 vim_is_xterm(name)
|
|
|
2039 char_u *name;
|
|
|
2040 {
|
|
|
2041 if (name == NULL)
|
|
|
2042 return FALSE;
|
|
|
2043 return (STRNICMP(name, "xterm", 5) == 0
|
|
|
2044 || STRNICMP(name, "nxterm", 6) == 0
|
|
|
2045 || STRNICMP(name, "kterm", 5) == 0
|
|
158
|
2046 || STRNICMP(name, "mlterm", 6) == 0
|
|
7
|
2047 || STRNICMP(name, "rxvt", 4) == 0
|
|
|
2048 || STRCMP(name, "builtin_xterm") == 0);
|
|
|
2049 }
|
|
|
2050
|
|
|
2051 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
2052 /*
|
|
|
2053 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
|
|
|
2054 * Return 1 for "xterm".
|
|
|
2055 * Return 2 for "xterm2".
|
|
|
2056 */
|
|
|
2057 int
|
|
|
2058 use_xterm_mouse()
|
|
|
2059 {
|
|
|
2060 if (ttym_flags == TTYM_XTERM2)
|
|
|
2061 return 2;
|
|
|
2062 if (ttym_flags == TTYM_XTERM)
|
|
|
2063 return 1;
|
|
|
2064 return 0;
|
|
|
2065 }
|
|
|
2066 #endif
|
|
|
2067
|
|
|
2068 int
|
|
|
2069 vim_is_iris(name)
|
|
|
2070 char_u *name;
|
|
|
2071 {
|
|
|
2072 if (name == NULL)
|
|
|
2073 return FALSE;
|
|
|
2074 return (STRNICMP(name, "iris-ansi", 9) == 0
|
|
|
2075 || STRCMP(name, "builtin_iris-ansi") == 0);
|
|
|
2076 }
|
|
|
2077
|
|
|
2078 int
|
|
|
2079 vim_is_vt300(name)
|
|
|
2080 char_u *name;
|
|
|
2081 {
|
|
|
2082 if (name == NULL)
|
|
|
2083 return FALSE; /* actually all ANSI comp. terminals should be here */
|
|
22
|
2084 /* catch VT100 - VT5xx */
|
|
|
2085 return ((STRNICMP(name, "vt", 2) == 0
|
|
|
2086 && vim_strchr((char_u *)"12345", name[2]) != NULL)
|
|
7
|
2087 || STRCMP(name, "builtin_vt320") == 0);
|
|
|
2088 }
|
|
|
2089
|
|
|
2090 /*
|
|
|
2091 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
|
|
|
2092 * This should include all windowed terminal emulators.
|
|
|
2093 */
|
|
|
2094 int
|
|
|
2095 vim_is_fastterm(name)
|
|
|
2096 char_u *name;
|
|
|
2097 {
|
|
|
2098 if (name == NULL)
|
|
|
2099 return FALSE;
|
|
|
2100 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name))
|
|
|
2101 return TRUE;
|
|
|
2102 return ( STRNICMP(name, "hpterm", 6) == 0
|
|
|
2103 || STRNICMP(name, "sun-cmd", 7) == 0
|
|
|
2104 || STRNICMP(name, "screen", 6) == 0
|
|
|
2105 || STRNICMP(name, "dtterm", 6) == 0);
|
|
|
2106 }
|
|
|
2107
|
|
|
2108 /*
|
|
|
2109 * Insert user name in s[len].
|
|
|
2110 * Return OK if a name found.
|
|
|
2111 */
|
|
|
2112 int
|
|
|
2113 mch_get_user_name(s, len)
|
|
|
2114 char_u *s;
|
|
|
2115 int len;
|
|
|
2116 {
|
|
|
2117 #ifdef VMS
|
|
509
|
2118 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1);
|
|
7
|
2119 return OK;
|
|
|
2120 #else
|
|
|
2121 return mch_get_uname(getuid(), s, len);
|
|
|
2122 #endif
|
|
|
2123 }
|
|
|
2124
|
|
|
2125 /*
|
|
|
2126 * Insert user name for "uid" in s[len].
|
|
|
2127 * Return OK if a name found.
|
|
|
2128 */
|
|
|
2129 int
|
|
|
2130 mch_get_uname(uid, s, len)
|
|
|
2131 uid_t uid;
|
|
|
2132 char_u *s;
|
|
|
2133 int len;
|
|
|
2134 {
|
|
|
2135 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
|
|
|
2136 struct passwd *pw;
|
|
|
2137
|
|
|
2138 if ((pw = getpwuid(uid)) != NULL
|
|
|
2139 && pw->pw_name != NULL && *(pw->pw_name) != NUL)
|
|
|
2140 {
|
|
418
|
2141 vim_strncpy(s, (char_u *)pw->pw_name, len - 1);
|
|
7
|
2142 return OK;
|
|
|
2143 }
|
|
|
2144 #endif
|
|
|
2145 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */
|
|
|
2146 return FAIL; /* a number is not a name */
|
|
|
2147 }
|
|
|
2148
|
|
|
2149 /*
|
|
|
2150 * Insert host name is s[len].
|
|
|
2151 */
|
|
|
2152
|
|
|
2153 #ifdef HAVE_SYS_UTSNAME_H
|
|
|
2154 void
|
|
|
2155 mch_get_host_name(s, len)
|
|
|
2156 char_u *s;
|
|
|
2157 int len;
|
|
|
2158 {
|
|
|
2159 struct utsname vutsname;
|
|
|
2160
|
|
|
2161 if (uname(&vutsname) < 0)
|
|
|
2162 *s = NUL;
|
|
|
2163 else
|
|
418
|
2164 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1);
|
|
7
|
2165 }
|
|
|
2166 #else /* HAVE_SYS_UTSNAME_H */
|
|
|
2167
|
|
|
2168 # ifdef HAVE_SYS_SYSTEMINFO_H
|
|
|
2169 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
|
|
|
2170 # endif
|
|
|
2171
|
|
|
2172 void
|
|
|
2173 mch_get_host_name(s, len)
|
|
|
2174 char_u *s;
|
|
|
2175 int len;
|
|
|
2176 {
|
|
|
2177 # ifdef VAXC
|
|
|
2178 vaxc$gethostname((char *)s, len);
|
|
|
2179 # else
|
|
|
2180 gethostname((char *)s, len);
|
|
|
2181 # endif
|
|
|
2182 s[len - 1] = NUL; /* make sure it's terminated */
|
|
|
2183 }
|
|
|
2184 #endif /* HAVE_SYS_UTSNAME_H */
|
|
|
2185
|
|
|
2186 /*
|
|
|
2187 * return process ID
|
|
|
2188 */
|
|
|
2189 long
|
|
|
2190 mch_get_pid()
|
|
|
2191 {
|
|
|
2192 return (long)getpid();
|
|
|
2193 }
|
|
|
2194
|
|
|
2195 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
|
|
|
2196 static char *strerror __ARGS((int));
|
|
|
2197
|
|
|
2198 static char *
|
|
|
2199 strerror(err)
|
|
|
2200 int err;
|
|
|
2201 {
|
|
|
2202 extern int sys_nerr;
|
|
|
2203 extern char *sys_errlist[];
|
|
|
2204 static char er[20];
|
|
|
2205
|
|
|
2206 if (err > 0 && err < sys_nerr)
|
|
|
2207 return (sys_errlist[err]);
|
|
|
2208 sprintf(er, "Error %d", err);
|
|
|
2209 return er;
|
|
|
2210 }
|
|
|
2211 #endif
|
|
|
2212
|
|
|
2213 /*
|
|
|
2214 * Get name of current directory into buffer 'buf' of length 'len' bytes.
|
|
|
2215 * Return OK for success, FAIL for failure.
|
|
|
2216 */
|
|
|
2217 int
|
|
|
2218 mch_dirname(buf, len)
|
|
|
2219 char_u *buf;
|
|
|
2220 int len;
|
|
|
2221 {
|
|
|
2222 #if defined(USE_GETCWD)
|
|
|
2223 if (getcwd((char *)buf, len) == NULL)
|
|
|
2224 {
|
|
|
2225 STRCPY(buf, strerror(errno));
|
|
|
2226 return FAIL;
|
|
|
2227 }
|
|
|
2228 return OK;
|
|
|
2229 #else
|
|
|
2230 return (getwd((char *)buf) != NULL ? OK : FAIL);
|
|
|
2231 #endif
|
|
|
2232 }
|
|
|
2233
|
|
|
2234 #if defined(OS2) || defined(PROTO)
|
|
|
2235 /*
|
|
|
2236 * Replace all slashes by backslashes.
|
|
|
2237 * When 'shellslash' set do it the other way around.
|
|
|
2238 */
|
|
|
2239 void
|
|
|
2240 slash_adjust(p)
|
|
|
2241 char_u *p;
|
|
|
2242 {
|
|
|
2243 while (*p)
|
|
|
2244 {
|
|
|
2245 if (*p == psepcN)
|
|
|
2246 *p = psepc;
|
|
39
|
2247 mb_ptr_adv(p);
|
|
7
|
2248 }
|
|
|
2249 }
|
|
|
2250 #endif
|
|
|
2251
|
|
|
2252 /*
|
|
1045
|
2253 * Get absolute file name into "buf[len]".
|
|
7
|
2254 *
|
|
|
2255 * return FAIL for failure, OK for success
|
|
|
2256 */
|
|
|
2257 int
|
|
|
2258 mch_FullName(fname, buf, len, force)
|
|
|
2259 char_u *fname, *buf;
|
|
|
2260 int len;
|
|
|
2261 int force; /* also expand when already absolute path */
|
|
|
2262 {
|
|
|
2263 int l;
|
|
1082
|
2264 #ifdef OS2
|
|
7
|
2265 int only_drive; /* file name is only a drive letter */
|
|
1082
|
2266 #endif
|
|
|
2267 #ifdef HAVE_FCHDIR
|
|
7
|
2268 int fd = -1;
|
|
|
2269 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */
|
|
1082
|
2270 #endif
|
|
7
|
2271 char_u olddir[MAXPATHL];
|
|
|
2272 char_u *p;
|
|
|
2273 int retval = OK;
|
|
|
2274
|
|
1082
|
2275 #ifdef VMS
|
|
|
2276 fname = vms_fixfilename(fname);
|
|
|
2277 #endif
|
|
|
2278
|
|
1102
|
2279 #ifdef __CYGWIN__
|
|
|
2280 /*
|
|
|
2281 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts".
|
|
|
2282 */
|
|
|
2283 cygwin_conv_to_posix_path(fname, fname);
|
|
|
2284 #endif
|
|
|
2285
|
|
7
|
2286 /* expand it if forced or not an absolute path */
|
|
|
2287 if (force || !mch_isFullName(fname))
|
|
|
2288 {
|
|
|
2289 /*
|
|
|
2290 * If the file name has a path, change to that directory for a moment,
|
|
|
2291 * and then do the getwd() (and get back to where we were).
|
|
|
2292 * This will get the correct path name with "../" things.
|
|
|
2293 */
|
|
1082
|
2294 #ifdef OS2
|
|
7
|
2295 only_drive = 0;
|
|
|
2296 if (((p = vim_strrchr(fname, '/')) != NULL)
|
|
|
2297 || ((p = vim_strrchr(fname, '\\')) != NULL)
|
|
|
2298 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive))
|
|
1082
|
2299 #else
|
|
7
|
2300 if ((p = vim_strrchr(fname, '/')) != NULL)
|
|
1082
|
2301 #endif
|
|
7
|
2302 {
|
|
1082
|
2303 #ifdef HAVE_FCHDIR
|
|
7
|
2304 /*
|
|
|
2305 * Use fchdir() if possible, it's said to be faster and more
|
|
|
2306 * reliable. But on SunOS 4 it might not work. Check this by
|
|
|
2307 * doing a fchdir() right now.
|
|
|
2308 */
|
|
|
2309 if (!dont_fchdir)
|
|
|
2310 {
|
|
|
2311 fd = open(".", O_RDONLY | O_EXTRA, 0);
|
|
|
2312 if (fd >= 0 && fchdir(fd) < 0)
|
|
|
2313 {
|
|
|
2314 close(fd);
|
|
|
2315 fd = -1;
|
|
|
2316 dont_fchdir = TRUE; /* don't try again */
|
|
|
2317 }
|
|
|
2318 }
|
|
1082
|
2319 #endif
|
|
7
|
2320
|
|
|
2321 /* Only change directory when we are sure we can return to where
|
|
|
2322 * we are now. After doing "su" chdir(".") might not work. */
|
|
|
2323 if (
|
|
1082
|
2324 #ifdef HAVE_FCHDIR
|
|
7
|
2325 fd < 0 &&
|
|
1082
|
2326 #endif
|
|
7
|
2327 (mch_dirname(olddir, MAXPATHL) == FAIL
|
|
|
2328 || mch_chdir((char *)olddir) != 0))
|
|
|
2329 {
|
|
|
2330 p = NULL; /* can't get current dir: don't chdir */
|
|
|
2331 retval = FAIL;
|
|
|
2332 }
|
|
|
2333 else
|
|
|
2334 {
|
|
1082
|
2335 #ifdef OS2
|
|
7
|
2336 /*
|
|
|
2337 * compensate for case where ':' from "D:" was the only
|
|
|
2338 * path separator detected in the file name; the _next_
|
|
|
2339 * character has to be removed, and then restored later.
|
|
|
2340 */
|
|
|
2341 if (only_drive)
|
|
|
2342 p++;
|
|
1082
|
2343 #endif
|
|
7
|
2344 /* The directory is copied into buf[], to be able to remove
|
|
|
2345 * the file name without changing it (could be a string in
|
|
|
2346 * read-only memory) */
|
|
|
2347 if (p - fname >= len)
|
|
|
2348 retval = FAIL;
|
|
|
2349 else
|
|
|
2350 {
|
|
418
|
2351 vim_strncpy(buf, fname, p - fname);
|
|
7
|
2352 if (mch_chdir((char *)buf))
|
|
|
2353 retval = FAIL;
|
|
|
2354 else
|
|
|
2355 fname = p + 1;
|
|
|
2356 *buf = NUL;
|
|
|
2357 }
|
|
1082
|
2358 #ifdef OS2
|
|
7
|
2359 if (only_drive)
|
|
|
2360 {
|
|
|
2361 p--;
|
|
|
2362 if (retval != FAIL)
|
|
|
2363 fname--;
|
|
|
2364 }
|
|
1082
|
2365 #endif
|
|
7
|
2366 }
|
|
|
2367 }
|
|
|
2368 if (mch_dirname(buf, len) == FAIL)
|
|
|
2369 {
|
|
|
2370 retval = FAIL;
|
|
|
2371 *buf = NUL;
|
|
|
2372 }
|
|
|
2373 if (p != NULL)
|
|
|
2374 {
|
|
1082
|
2375 #ifdef HAVE_FCHDIR
|
|
7
|
2376 if (fd >= 0)
|
|
|
2377 {
|
|
|
2378 l = fchdir(fd);
|
|
|
2379 close(fd);
|
|
|
2380 }
|
|
|
2381 else
|
|
1082
|
2382 #endif
|
|
7
|
2383 l = mch_chdir((char *)olddir);
|
|
|
2384 if (l != 0)
|
|
|
2385 EMSG(_(e_prev_dir));
|
|
|
2386 }
|
|
|
2387
|
|
|
2388 l = STRLEN(buf);
|
|
|
2389 if (l >= len)
|
|
|
2390 retval = FAIL;
|
|
1082
|
2391 #ifndef VMS
|
|
7
|
2392 else
|
|
|
2393 {
|
|
|
2394 if (l > 0 && buf[l - 1] != '/' && *fname != NUL
|
|
|
2395 && STRCMP(fname, ".") != 0)
|
|
|
2396 STRCAT(buf, "/");
|
|
|
2397 }
|
|
1082
|
2398 #endif
|
|
7
|
2399 }
|
|
1045
|
2400
|
|
7
|
2401 /* Catch file names which are too long. */
|
|
|
2402 if (retval == FAIL || STRLEN(buf) + STRLEN(fname) >= len)
|
|
|
2403 return FAIL;
|
|
|
2404
|
|
|
2405 /* Do not append ".", "/dir/." is equal to "/dir". */
|
|
|
2406 if (STRCMP(fname, ".") != 0)
|
|
|
2407 STRCAT(buf, fname);
|
|
|
2408
|
|
|
2409 return OK;
|
|
|
2410 }
|
|
|
2411
|
|
|
2412 /*
|
|
|
2413 * Return TRUE if "fname" does not depend on the current directory.
|
|
|
2414 */
|
|
|
2415 int
|
|
|
2416 mch_isFullName(fname)
|
|
|
2417 char_u *fname;
|
|
|
2418 {
|
|
|
2419 #ifdef __EMX__
|
|
|
2420 return _fnisabs(fname);
|
|
|
2421 #else
|
|
|
2422 # ifdef VMS
|
|
|
2423 return ( fname[0] == '/' || fname[0] == '.' ||
|
|
|
2424 strchr((char *)fname,':') || strchr((char *)fname,'"') ||
|
|
|
2425 (strchr((char *)fname,'[') && strchr((char *)fname,']'))||
|
|
|
2426 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) );
|
|
|
2427 # else
|
|
|
2428 return (*fname == '/' || *fname == '~');
|
|
|
2429 # endif
|
|
|
2430 #endif
|
|
|
2431 }
|
|
|
2432
|
|
585
|
2433 #if defined(USE_FNAME_CASE) || defined(PROTO)
|
|
|
2434 /*
|
|
|
2435 * Set the case of the file name, if it already exists. This will cause the
|
|
|
2436 * file name to remain exactly the same.
|
|
1450
|
2437 * Only required for file systems where case is ignored and preserved.
|
|
585
|
2438 */
|
|
|
2439 /*ARGSUSED*/
|
|
|
2440 void
|
|
|
2441 fname_case(name, len)
|
|
|
2442 char_u *name;
|
|
|
2443 int len; /* buffer size, only used when name gets longer */
|
|
|
2444 {
|
|
|
2445 struct stat st;
|
|
|
2446 char_u *slash, *tail;
|
|
|
2447 DIR *dirp;
|
|
|
2448 struct dirent *dp;
|
|
|
2449
|
|
|
2450 if (lstat((char *)name, &st) >= 0)
|
|
|
2451 {
|
|
|
2452 /* Open the directory where the file is located. */
|
|
|
2453 slash = vim_strrchr(name, '/');
|
|
|
2454 if (slash == NULL)
|
|
|
2455 {
|
|
|
2456 dirp = opendir(".");
|
|
|
2457 tail = name;
|
|
|
2458 }
|
|
|
2459 else
|
|
|
2460 {
|
|
|
2461 *slash = NUL;
|
|
|
2462 dirp = opendir((char *)name);
|
|
|
2463 *slash = '/';
|
|
|
2464 tail = slash + 1;
|
|
|
2465 }
|
|
|
2466
|
|
|
2467 if (dirp != NULL)
|
|
|
2468 {
|
|
|
2469 while ((dp = readdir(dirp)) != NULL)
|
|
|
2470 {
|
|
|
2471 /* Only accept names that differ in case and are the same byte
|
|
|
2472 * length. TODO: accept different length name. */
|
|
|
2473 if (STRICMP(tail, dp->d_name) == 0
|
|
|
2474 && STRLEN(tail) == STRLEN(dp->d_name))
|
|
|
2475 {
|
|
|
2476 char_u newname[MAXPATHL + 1];
|
|
|
2477 struct stat st2;
|
|
|
2478
|
|
|
2479 /* Verify the inode is equal. */
|
|
|
2480 vim_strncpy(newname, name, MAXPATHL);
|
|
|
2481 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name,
|
|
|
2482 MAXPATHL - (tail - name));
|
|
|
2483 if (lstat((char *)newname, &st2) >= 0
|
|
|
2484 && st.st_ino == st2.st_ino
|
|
|
2485 && st.st_dev == st2.st_dev)
|
|
|
2486 {
|
|
|
2487 STRCPY(tail, dp->d_name);
|
|
|
2488 break;
|
|
|
2489 }
|
|
|
2490 }
|
|
|
2491 }
|
|
|
2492
|
|
|
2493 closedir(dirp);
|
|
|
2494 }
|
|
|
2495 }
|
|
|
2496 }
|
|
|
2497 #endif
|
|
|
2498
|
|
7
|
2499 /*
|
|
|
2500 * Get file permissions for 'name'.
|
|
|
2501 * Returns -1 when it doesn't exist.
|
|
|
2502 */
|
|
|
2503 long
|
|
|
2504 mch_getperm(name)
|
|
|
2505 char_u *name;
|
|
|
2506 {
|
|
|
2507 struct stat statb;
|
|
|
2508
|
|
|
2509 /* Keep the #ifdef outside of stat(), it may be a macro. */
|
|
|
2510 #ifdef VMS
|
|
|
2511 if (stat((char *)vms_fixfilename(name), &statb))
|
|
|
2512 #else
|
|
|
2513 if (stat((char *)name, &statb))
|
|
|
2514 #endif
|
|
|
2515 return -1;
|
|
1350
|
2516 #ifdef __INTERIX
|
|
|
2517 /* The top bit makes the value negative, which means the file doesn't
|
|
|
2518 * exist. Remove the bit, we don't use it. */
|
|
|
2519 return statb.st_mode & ~S_ADDACE;
|
|
|
2520 #else
|
|
7
|
2521 return statb.st_mode;
|
|
1350
|
2522 #endif
|
|
7
|
2523 }
|
|
|
2524
|
|
|
2525 /*
|
|
|
2526 * set file permission for 'name' to 'perm'
|
|
|
2527 *
|
|
|
2528 * return FAIL for failure, OK otherwise
|
|
|
2529 */
|
|
|
2530 int
|
|
|
2531 mch_setperm(name, perm)
|
|
|
2532 char_u *name;
|
|
|
2533 long perm;
|
|
|
2534 {
|
|
|
2535 return (chmod((char *)
|
|
|
2536 #ifdef VMS
|
|
|
2537 vms_fixfilename(name),
|
|
|
2538 #else
|
|
|
2539 name,
|
|
|
2540 #endif
|
|
|
2541 (mode_t)perm) == 0 ? OK : FAIL);
|
|
|
2542 }
|
|
|
2543
|
|
|
2544 #if defined(HAVE_ACL) || defined(PROTO)
|
|
|
2545 # ifdef HAVE_SYS_ACL_H
|
|
|
2546 # include <sys/acl.h>
|
|
|
2547 # endif
|
|
|
2548 # ifdef HAVE_SYS_ACCESS_H
|
|
|
2549 # include <sys/access.h>
|
|
|
2550 # endif
|
|
|
2551
|
|
|
2552 # ifdef HAVE_SOLARIS_ACL
|
|
|
2553 typedef struct vim_acl_solaris_T {
|
|
|
2554 int acl_cnt;
|
|
|
2555 aclent_t *acl_entry;
|
|
|
2556 } vim_acl_solaris_T;
|
|
|
2557 # endif
|
|
|
2558
|
|
|
2559 /*
|
|
|
2560 * Return a pointer to the ACL of file "fname" in allocated memory.
|
|
|
2561 * Return NULL if the ACL is not available for whatever reason.
|
|
|
2562 */
|
|
|
2563 vim_acl_T
|
|
|
2564 mch_get_acl(fname)
|
|
|
2565 char_u *fname;
|
|
|
2566 {
|
|
|
2567 vim_acl_T ret = NULL;
|
|
|
2568 #ifdef HAVE_POSIX_ACL
|
|
|
2569 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS);
|
|
|
2570 #else
|
|
|
2571 #ifdef HAVE_SOLARIS_ACL
|
|
|
2572 vim_acl_solaris_T *aclent;
|
|
|
2573
|
|
|
2574 aclent = malloc(sizeof(vim_acl_solaris_T));
|
|
|
2575 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0)
|
|
|
2576 {
|
|
|
2577 free(aclent);
|
|
|
2578 return NULL;
|
|
|
2579 }
|
|
|
2580 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t));
|
|
|
2581 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0)
|
|
|
2582 {
|
|
|
2583 free(aclent->acl_entry);
|
|
|
2584 free(aclent);
|
|
|
2585 return NULL;
|
|
|
2586 }
|
|
|
2587 ret = (vim_acl_T)aclent;
|
|
|
2588 #else
|
|
|
2589 #if defined(HAVE_AIX_ACL)
|
|
|
2590 int aclsize;
|
|
|
2591 struct acl *aclent;
|
|
|
2592
|
|
|
2593 aclsize = sizeof(struct acl);
|
|
|
2594 aclent = malloc(aclsize);
|
|
|
2595 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2596 {
|
|
|
2597 if (errno == ENOSPC)
|
|
|
2598 {
|
|
|
2599 aclsize = aclent->acl_len;
|
|
|
2600 aclent = realloc(aclent, aclsize);
|
|
|
2601 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2602 {
|
|
|
2603 free(aclent);
|
|
|
2604 return NULL;
|
|
|
2605 }
|
|
|
2606 }
|
|
|
2607 else
|
|
|
2608 {
|
|
|
2609 free(aclent);
|
|
|
2610 return NULL;
|
|
|
2611 }
|
|
|
2612 }
|
|
|
2613 ret = (vim_acl_T)aclent;
|
|
|
2614 #endif /* HAVE_AIX_ACL */
|
|
|
2615 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2616 #endif /* HAVE_POSIX_ACL */
|
|
|
2617 return ret;
|
|
|
2618 }
|
|
|
2619
|
|
|
2620 /*
|
|
|
2621 * Set the ACL of file "fname" to "acl" (unless it's NULL).
|
|
|
2622 */
|
|
|
2623 void
|
|
|
2624 mch_set_acl(fname, aclent)
|
|
|
2625 char_u *fname;
|
|
|
2626 vim_acl_T aclent;
|
|
|
2627 {
|
|
|
2628 if (aclent == NULL)
|
|
|
2629 return;
|
|
|
2630 #ifdef HAVE_POSIX_ACL
|
|
|
2631 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent);
|
|
|
2632 #else
|
|
|
2633 #ifdef HAVE_SOLARIS_ACL
|
|
|
2634 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt,
|
|
|
2635 ((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2636 #else
|
|
|
2637 #ifdef HAVE_AIX_ACL
|
|
|
2638 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len);
|
|
|
2639 #endif /* HAVE_AIX_ACL */
|
|
|
2640 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2641 #endif /* HAVE_POSIX_ACL */
|
|
|
2642 }
|
|
|
2643
|
|
|
2644 void
|
|
|
2645 mch_free_acl(aclent)
|
|
|
2646 vim_acl_T aclent;
|
|
|
2647 {
|
|
|
2648 if (aclent == NULL)
|
|
|
2649 return;
|
|
|
2650 #ifdef HAVE_POSIX_ACL
|
|
|
2651 acl_free((acl_t)aclent);
|
|
|
2652 #else
|
|
|
2653 #ifdef HAVE_SOLARIS_ACL
|
|
|
2654 free(((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2655 free(aclent);
|
|
|
2656 #else
|
|
|
2657 #ifdef HAVE_AIX_ACL
|
|
|
2658 free(aclent);
|
|
|
2659 #endif /* HAVE_AIX_ACL */
|
|
|
2660 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2661 #endif /* HAVE_POSIX_ACL */
|
|
|
2662 }
|
|
|
2663 #endif
|
|
|
2664
|
|
|
2665 /*
|
|
|
2666 * Set hidden flag for "name".
|
|
|
2667 */
|
|
|
2668 /* ARGSUSED */
|
|
|
2669 void
|
|
|
2670 mch_hide(name)
|
|
|
2671 char_u *name;
|
|
|
2672 {
|
|
|
2673 /* can't hide a file */
|
|
|
2674 }
|
|
|
2675
|
|
|
2676 /*
|
|
|
2677 * return TRUE if "name" is a directory
|
|
|
2678 * return FALSE if "name" is not a directory
|
|
|
2679 * return FALSE for error
|
|
|
2680 */
|
|
|
2681 int
|
|
|
2682 mch_isdir(name)
|
|
|
2683 char_u *name;
|
|
|
2684 {
|
|
|
2685 struct stat statb;
|
|
|
2686
|
|
|
2687 if (*name == NUL) /* Some stat()s don't flag "" as an error. */
|
|
|
2688 return FALSE;
|
|
|
2689 if (stat((char *)name, &statb))
|
|
|
2690 return FALSE;
|
|
|
2691 #ifdef _POSIX_SOURCE
|
|
|
2692 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE);
|
|
|
2693 #else
|
|
|
2694 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE);
|
|
|
2695 #endif
|
|
|
2696 }
|
|
|
2697
|
|
|
2698 static int executable_file __ARGS((char_u *name));
|
|
|
2699
|
|
|
2700 /*
|
|
|
2701 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
|
|
|
2702 */
|
|
|
2703 static int
|
|
|
2704 executable_file(name)
|
|
|
2705 char_u *name;
|
|
|
2706 {
|
|
|
2707 struct stat st;
|
|
|
2708
|
|
|
2709 if (stat((char *)name, &st))
|
|
|
2710 return 0;
|
|
|
2711 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0;
|
|
|
2712 }
|
|
|
2713
|
|
|
2714 /*
|
|
|
2715 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
|
|
|
2716 * Return -1 if unknown.
|
|
|
2717 */
|
|
|
2718 int
|
|
|
2719 mch_can_exe(name)
|
|
|
2720 char_u *name;
|
|
|
2721 {
|
|
|
2722 char_u *buf;
|
|
|
2723 char_u *p, *e;
|
|
|
2724 int retval;
|
|
|
2725
|
|
|
2726 /* If it's an absolute or relative path don't need to use $PATH. */
|
|
|
2727 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/'
|
|
|
2728 || (name[1] == '.' && name[2] == '/'))))
|
|
|
2729 return executable_file(name);
|
|
|
2730
|
|
|
2731 p = (char_u *)getenv("PATH");
|
|
|
2732 if (p == NULL || *p == NUL)
|
|
|
2733 return -1;
|
|
|
2734 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2));
|
|
|
2735 if (buf == NULL)
|
|
|
2736 return -1;
|
|
|
2737
|
|
|
2738 /*
|
|
|
2739 * Walk through all entries in $PATH to check if "name" exists there and
|
|
|
2740 * is an executable file.
|
|
|
2741 */
|
|
|
2742 for (;;)
|
|
|
2743 {
|
|
|
2744 e = (char_u *)strchr((char *)p, ':');
|
|
|
2745 if (e == NULL)
|
|
|
2746 e = p + STRLEN(p);
|
|
|
2747 if (e - p <= 1) /* empty entry means current dir */
|
|
|
2748 STRCPY(buf, "./");
|
|
|
2749 else
|
|
|
2750 {
|
|
418
|
2751 vim_strncpy(buf, p, e - p);
|
|
7
|
2752 add_pathsep(buf);
|
|
|
2753 }
|
|
|
2754 STRCAT(buf, name);
|
|
|
2755 retval = executable_file(buf);
|
|
|
2756 if (retval == 1)
|
|
|
2757 break;
|
|
|
2758
|
|
|
2759 if (*e != ':')
|
|
|
2760 break;
|
|
|
2761 p = e + 1;
|
|
|
2762 }
|
|
|
2763
|
|
|
2764 vim_free(buf);
|
|
|
2765 return retval;
|
|
|
2766 }
|
|
|
2767
|
|
|
2768 /*
|
|
|
2769 * Check what "name" is:
|
|
|
2770 * NODE_NORMAL: file or directory (or doesn't exist)
|
|
|
2771 * NODE_WRITABLE: writable device, socket, fifo, etc.
|
|
|
2772 * NODE_OTHER: non-writable things
|
|
|
2773 */
|
|
|
2774 int
|
|
|
2775 mch_nodetype(name)
|
|
|
2776 char_u *name;
|
|
|
2777 {
|
|
|
2778 struct stat st;
|
|
|
2779
|
|
|
2780 if (stat((char *)name, &st))
|
|
|
2781 return NODE_NORMAL;
|
|
|
2782 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode))
|
|
|
2783 return NODE_NORMAL;
|
|
|
2784 #ifndef OS2
|
|
|
2785 if (S_ISBLK(st.st_mode)) /* block device isn't writable */
|
|
|
2786 return NODE_OTHER;
|
|
|
2787 #endif
|
|
|
2788 /* Everything else is writable? */
|
|
|
2789 return NODE_WRITABLE;
|
|
|
2790 }
|
|
|
2791
|
|
|
2792 void
|
|
|
2793 mch_early_init()
|
|
|
2794 {
|
|
|
2795 #ifdef HAVE_CHECK_STACK_GROWTH
|
|
|
2796 int i;
|
|
180
|
2797
|
|
7
|
2798 check_stack_growth((char *)&i);
|
|
|
2799
|
|
180
|
2800 # ifdef HAVE_STACK_LIMIT
|
|
7
|
2801 get_stack_limit();
|
|
|
2802 # endif
|
|
|
2803
|
|
|
2804 #endif
|
|
|
2805
|
|
|
2806 /*
|
|
|
2807 * Setup an alternative stack for signals. Helps to catch signals when
|
|
|
2808 * running out of stack space.
|
|
|
2809 * Use of sigaltstack() is preferred, it's more portable.
|
|
|
2810 * Ignore any errors.
|
|
|
2811 */
|
|
|
2812 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
2813 signal_stack = malloc(SIGSTKSZ);
|
|
|
2814 init_signal_stack();
|
|
|
2815 #endif
|
|
|
2816 }
|
|
|
2817
|
|
355
|
2818 #if defined(EXITFREE) || defined(PROTO)
|
|
|
2819 void
|
|
|
2820 mch_free_mem()
|
|
|
2821 {
|
|
359
|
2822 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
|
2823 if (clip_star.owned)
|
|
|
2824 clip_lose_selection(&clip_star);
|
|
|
2825 if (clip_plus.owned)
|
|
|
2826 clip_lose_selection(&clip_plus);
|
|
355
|
2827 # endif
|
|
|
2828 # if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
|
2829 if (xterm_Shell != (Widget)0)
|
|
|
2830 XtDestroyWidget(xterm_Shell);
|
|
|
2831 if (xterm_dpy != NULL)
|
|
|
2832 XtCloseDisplay(xterm_dpy);
|
|
|
2833 if (app_context != (XtAppContext)NULL)
|
|
|
2834 XtDestroyApplicationContext(app_context);
|
|
|
2835 # endif
|
|
359
|
2836 # ifdef FEAT_X11
|
|
|
2837 if (x11_display != NULL && x11_display != xterm_dpy)
|
|
|
2838 XCloseDisplay(x11_display);
|
|
|
2839 # endif
|
|
|
2840 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
2841 vim_free(signal_stack);
|
|
|
2842 signal_stack = NULL;
|
|
|
2843 # endif
|
|
|
2844 # ifdef FEAT_TITLE
|
|
|
2845 vim_free(oldtitle);
|
|
|
2846 vim_free(oldicon);
|
|
|
2847 # endif
|
|
355
|
2848 }
|
|
|
2849 #endif
|
|
|
2850
|
|
7
|
2851 static void exit_scroll __ARGS((void));
|
|
|
2852
|
|
|
2853 /*
|
|
|
2854 * Output a newline when exiting.
|
|
|
2855 * Make sure the newline goes to the same stream as the text.
|
|
|
2856 */
|
|
|
2857 static void
|
|
|
2858 exit_scroll()
|
|
|
2859 {
|
|
167
|
2860 if (silent_mode)
|
|
|
2861 return;
|
|
7
|
2862 if (newline_on_exit || msg_didout)
|
|
|
2863 {
|
|
|
2864 if (msg_use_printf())
|
|
|
2865 {
|
|
|
2866 if (info_message)
|
|
|
2867 mch_msg("\n");
|
|
|
2868 else
|
|
|
2869 mch_errmsg("\r\n");
|
|
|
2870 }
|
|
|
2871 else
|
|
|
2872 out_char('\n');
|
|
|
2873 }
|
|
|
2874 else
|
|
|
2875 {
|
|
|
2876 restore_cterm_colors(); /* get original colors back */
|
|
|
2877 msg_clr_eos_force(); /* clear the rest of the display */
|
|
|
2878 windgoto((int)Rows - 1, 0); /* may have moved the cursor */
|
|
|
2879 }
|
|
|
2880 }
|
|
|
2881
|
|
|
2882 void
|
|
|
2883 mch_exit(r)
|
|
|
2884 int r;
|
|
|
2885 {
|
|
|
2886 exiting = TRUE;
|
|
|
2887
|
|
|
2888 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
|
|
|
2889 x11_export_final_selection();
|
|
|
2890 #endif
|
|
|
2891
|
|
|
2892 #ifdef FEAT_GUI
|
|
|
2893 if (!gui.in_use)
|
|
|
2894 #endif
|
|
|
2895 {
|
|
|
2896 settmode(TMODE_COOK);
|
|
|
2897 #ifdef FEAT_TITLE
|
|
|
2898 mch_restore_title(3); /* restore xterm title and icon name */
|
|
|
2899 #endif
|
|
|
2900 /*
|
|
|
2901 * When t_ti is not empty but it doesn't cause swapping terminal
|
|
|
2902 * pages, need to output a newline when msg_didout is set. But when
|
|
|
2903 * t_ti does swap pages it should not go to the shell page. Do this
|
|
|
2904 * before stoptermcap().
|
|
|
2905 */
|
|
|
2906 if (swapping_screen() && !newline_on_exit)
|
|
|
2907 exit_scroll();
|
|
|
2908
|
|
|
2909 /* Stop termcap: May need to check for T_CRV response, which
|
|
|
2910 * requires RAW mode. */
|
|
|
2911 stoptermcap();
|
|
|
2912
|
|
|
2913 /*
|
|
|
2914 * A newline is only required after a message in the alternate screen.
|
|
|
2915 * This is set to TRUE by wait_return().
|
|
|
2916 */
|
|
|
2917 if (!swapping_screen() || newline_on_exit)
|
|
|
2918 exit_scroll();
|
|
|
2919
|
|
|
2920 /* Cursor may have been switched off without calling starttermcap()
|
|
|
2921 * when doing "vim -u vimrc" and vimrc contains ":q". */
|
|
|
2922 if (full_screen)
|
|
|
2923 cursor_on();
|
|
|
2924 }
|
|
|
2925 out_flush();
|
|
|
2926 ml_close_all(TRUE); /* remove all memfiles */
|
|
|
2927 may_core_dump();
|
|
|
2928 #ifdef FEAT_GUI
|
|
|
2929 if (gui.in_use)
|
|
|
2930 gui_exit(r);
|
|
|
2931 #endif
|
|
167
|
2932
|
|
765
|
2933 #ifdef MACOS_CONVERT
|
|
167
|
2934 mac_conv_cleanup();
|
|
|
2935 #endif
|
|
|
2936
|
|
7
|
2937 #ifdef __QNX__
|
|
|
2938 /* A core dump won't be created if the signal handler
|
|
|
2939 * doesn't return, so we can't call exit() */
|
|
|
2940 if (deadly_signal != 0)
|
|
|
2941 return;
|
|
|
2942 #endif
|
|
|
2943
|
|
33
|
2944 #ifdef FEAT_NETBEANS_INTG
|
|
|
2945 if (usingNetbeans)
|
|
|
2946 netbeans_send_disconnect();
|
|
|
2947 #endif
|
|
355
|
2948
|
|
|
2949 #ifdef EXITFREE
|
|
|
2950 free_all_mem();
|
|
|
2951 #endif
|
|
|
2952
|
|
7
|
2953 exit(r);
|
|
|
2954 }
|
|
|
2955
|
|
|
2956 static void
|
|
|
2957 may_core_dump()
|
|
|
2958 {
|
|
|
2959 if (deadly_signal != 0)
|
|
|
2960 {
|
|
|
2961 signal(deadly_signal, SIG_DFL);
|
|
|
2962 kill(getpid(), deadly_signal); /* Die using the signal we caught */
|
|
|
2963 }
|
|
|
2964 }
|
|
|
2965
|
|
|
2966 #ifndef VMS
|
|
|
2967
|
|
|
2968 void
|
|
|
2969 mch_settmode(tmode)
|
|
|
2970 int tmode;
|
|
|
2971 {
|
|
|
2972 static int first = TRUE;
|
|
|
2973
|
|
|
2974 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
2975 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
2976 /*
|
|
|
2977 * for "new" tty systems
|
|
|
2978 */
|
|
|
2979 # ifdef HAVE_TERMIOS_H
|
|
|
2980 static struct termios told;
|
|
|
2981 struct termios tnew;
|
|
|
2982 # else
|
|
|
2983 static struct termio told;
|
|
|
2984 struct termio tnew;
|
|
|
2985 # endif
|
|
|
2986
|
|
|
2987 if (first)
|
|
|
2988 {
|
|
|
2989 first = FALSE;
|
|
|
2990 # if defined(HAVE_TERMIOS_H)
|
|
|
2991 tcgetattr(read_cmd_fd, &told);
|
|
|
2992 # else
|
|
|
2993 ioctl(read_cmd_fd, TCGETA, &told);
|
|
|
2994 # endif
|
|
|
2995 }
|
|
|
2996
|
|
|
2997 tnew = told;
|
|
|
2998 if (tmode == TMODE_RAW)
|
|
|
2999 {
|
|
|
3000 /*
|
|
|
3001 * ~ICRNL enables typing ^V^M
|
|
|
3002 */
|
|
|
3003 tnew.c_iflag &= ~ICRNL;
|
|
|
3004 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE
|
|
|
3005 # if defined(IEXTEN) && !defined(__MINT__)
|
|
|
3006 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */
|
|
|
3007 /* but it breaks function keys on MINT */
|
|
|
3008 # endif
|
|
|
3009 );
|
|
|
3010 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
|
|
|
3011 tnew.c_oflag &= ~ONLCR;
|
|
|
3012 # endif
|
|
|
3013 tnew.c_cc[VMIN] = 1; /* return after 1 char */
|
|
|
3014 tnew.c_cc[VTIME] = 0; /* don't wait */
|
|
|
3015 }
|
|
|
3016 else if (tmode == TMODE_SLEEP)
|
|
|
3017 tnew.c_lflag &= ~(ECHO);
|
|
|
3018
|
|
|
3019 # if defined(HAVE_TERMIOS_H)
|
|
|
3020 {
|
|
|
3021 int n = 10;
|
|
|
3022
|
|
|
3023 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
|
|
|
3024 * few times. */
|
|
|
3025 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1
|
|
|
3026 && errno == EINTR && n > 0)
|
|
|
3027 --n;
|
|
|
3028 }
|
|
|
3029 # else
|
|
|
3030 ioctl(read_cmd_fd, TCSETA, &tnew);
|
|
|
3031 # endif
|
|
|
3032
|
|
|
3033 #else
|
|
|
3034
|
|
|
3035 /*
|
|
|
3036 * for "old" tty systems
|
|
|
3037 */
|
|
|
3038 # ifndef TIOCSETN
|
|
|
3039 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
|
|
|
3040 # endif
|
|
|
3041 static struct sgttyb ttybold;
|
|
|
3042 struct sgttyb ttybnew;
|
|
|
3043
|
|
|
3044 if (first)
|
|
|
3045 {
|
|
|
3046 first = FALSE;
|
|
|
3047 ioctl(read_cmd_fd, TIOCGETP, &ttybold);
|
|
|
3048 }
|
|
|
3049
|
|
|
3050 ttybnew = ttybold;
|
|
|
3051 if (tmode == TMODE_RAW)
|
|
|
3052 {
|
|
|
3053 ttybnew.sg_flags &= ~(CRMOD | ECHO);
|
|
|
3054 ttybnew.sg_flags |= RAW;
|
|
|
3055 }
|
|
|
3056 else if (tmode == TMODE_SLEEP)
|
|
|
3057 ttybnew.sg_flags &= ~(ECHO);
|
|
|
3058 ioctl(read_cmd_fd, TIOCSETN, &ttybnew);
|
|
|
3059 #endif
|
|
|
3060 curr_tmode = tmode;
|
|
|
3061 }
|
|
|
3062
|
|
|
3063 /*
|
|
|
3064 * Try to get the code for "t_kb" from the stty setting
|
|
|
3065 *
|
|
|
3066 * Even if termcap claims a backspace key, the user's setting *should*
|
|
|
3067 * prevail. stty knows more about reality than termcap does, and if
|
|
|
3068 * somebody's usual erase key is DEL (which, for most BSD users, it will
|
|
|
3069 * be), they're going to get really annoyed if their erase key starts
|
|
|
3070 * doing forward deletes for no reason. (Eric Fischer)
|
|
|
3071 */
|
|
|
3072 void
|
|
|
3073 get_stty()
|
|
|
3074 {
|
|
|
3075 char_u buf[2];
|
|
|
3076 char_u *p;
|
|
|
3077
|
|
|
3078 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
3079 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
3080 /* for "new" tty systems */
|
|
|
3081 # ifdef HAVE_TERMIOS_H
|
|
|
3082 struct termios keys;
|
|
|
3083 # else
|
|
|
3084 struct termio keys;
|
|
|
3085 # endif
|
|
|
3086
|
|
|
3087 # if defined(HAVE_TERMIOS_H)
|
|
|
3088 if (tcgetattr(read_cmd_fd, &keys) != -1)
|
|
|
3089 # else
|
|
|
3090 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1)
|
|
|
3091 # endif
|
|
|
3092 {
|
|
|
3093 buf[0] = keys.c_cc[VERASE];
|
|
|
3094 intr_char = keys.c_cc[VINTR];
|
|
|
3095 #else
|
|
|
3096 /* for "old" tty systems */
|
|
|
3097 struct sgttyb keys;
|
|
|
3098
|
|
|
3099 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1)
|
|
|
3100 {
|
|
|
3101 buf[0] = keys.sg_erase;
|
|
|
3102 intr_char = keys.sg_kill;
|
|
|
3103 #endif
|
|
|
3104 buf[1] = NUL;
|
|
|
3105 add_termcode((char_u *)"kb", buf, FALSE);
|
|
|
3106
|
|
|
3107 /*
|
|
|
3108 * If <BS> and <DEL> are now the same, redefine <DEL>.
|
|
|
3109 */
|
|
|
3110 p = find_termcode((char_u *)"kD");
|
|
|
3111 if (p != NULL && p[0] == buf[0] && p[1] == buf[1])
|
|
|
3112 do_fixdel(NULL);
|
|
|
3113 }
|
|
|
3114 #if 0
|
|
|
3115 } /* to keep cindent happy */
|
|
|
3116 #endif
|
|
|
3117 }
|
|
|
3118
|
|
|
3119 #endif /* VMS */
|
|
|
3120
|
|
|
3121 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
3122 /*
|
|
|
3123 * Set mouse clicks on or off.
|
|
|
3124 */
|
|
|
3125 void
|
|
|
3126 mch_setmouse(on)
|
|
|
3127 int on;
|
|
|
3128 {
|
|
|
3129 static int ison = FALSE;
|
|
|
3130 int xterm_mouse_vers;
|
|
|
3131
|
|
|
3132 if (on == ison) /* return quickly if nothing to do */
|
|
|
3133 return;
|
|
|
3134
|
|
|
3135 xterm_mouse_vers = use_xterm_mouse();
|
|
|
3136 if (xterm_mouse_vers > 0)
|
|
|
3137 {
|
|
|
3138 if (on) /* enable mouse events, use mouse tracking if available */
|
|
|
3139 out_str_nf((char_u *)
|
|
|
3140 (xterm_mouse_vers > 1
|
|
|
3141 ? IF_EB("\033[?1002h", ESC_STR "[?1002h")
|
|
|
3142 : IF_EB("\033[?1000h", ESC_STR "[?1000h")));
|
|
|
3143 else /* disable mouse events, could probably always send the same */
|
|
|
3144 out_str_nf((char_u *)
|
|
|
3145 (xterm_mouse_vers > 1
|
|
|
3146 ? IF_EB("\033[?1002l", ESC_STR "[?1002l")
|
|
|
3147 : IF_EB("\033[?1000l", ESC_STR "[?1000l")));
|
|
|
3148 ison = on;
|
|
|
3149 }
|
|
|
3150
|
|
|
3151 # ifdef FEAT_MOUSE_DEC
|
|
|
3152 else if (ttym_flags == TTYM_DEC)
|
|
|
3153 {
|
|
|
3154 if (on) /* enable mouse events */
|
|
|
3155 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{");
|
|
|
3156 else /* disable mouse events */
|
|
|
3157 out_str_nf((char_u *)"\033['z");
|
|
|
3158 ison = on;
|
|
|
3159 }
|
|
|
3160 # endif
|
|
|
3161
|
|
|
3162 # ifdef FEAT_MOUSE_GPM
|
|
|
3163 else
|
|
|
3164 {
|
|
|
3165 if (on)
|
|
|
3166 {
|
|
|
3167 if (gpm_open())
|
|
|
3168 ison = TRUE;
|
|
|
3169 }
|
|
|
3170 else
|
|
|
3171 {
|
|
|
3172 gpm_close();
|
|
|
3173 ison = FALSE;
|
|
|
3174 }
|
|
|
3175 }
|
|
|
3176 # endif
|
|
|
3177
|
|
|
3178 # ifdef FEAT_MOUSE_JSB
|
|
|
3179 else
|
|
|
3180 {
|
|
|
3181 if (on)
|
|
|
3182 {
|
|
|
3183 /* D - Enable Mouse up/down messages
|
|
|
3184 * L - Enable Left Button Reporting
|
|
|
3185 * M - Enable Middle Button Reporting
|
|
|
3186 * R - Enable Right Button Reporting
|
|
|
3187 * K - Enable SHIFT and CTRL key Reporting
|
|
|
3188 * + - Enable Advanced messaging of mouse moves and up/down messages
|
|
|
3189 * Q - Quiet No Ack
|
|
|
3190 * # - Numeric value of mouse pointer required
|
|
|
3191 * 0 = Multiview 2000 cursor, used as standard
|
|
|
3192 * 1 = Windows Arrow
|
|
|
3193 * 2 = Windows I Beam
|
|
|
3194 * 3 = Windows Hour Glass
|
|
|
3195 * 4 = Windows Cross Hair
|
|
|
3196 * 5 = Windows UP Arrow
|
|
|
3197 */
|
|
|
3198 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
|
|
|
3199 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\",
|
|
|
3200 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\"));
|
|
|
3201 #else
|
|
|
3202 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\",
|
|
|
3203 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\"));
|
|
|
3204 #endif
|
|
|
3205 ison = TRUE;
|
|
|
3206 }
|
|
|
3207 else
|
|
|
3208 {
|
|
|
3209 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\",
|
|
|
3210 ESC_STR "[0~ZwQ" ESC_STR "\\"));
|
|
|
3211 ison = FALSE;
|
|
|
3212 }
|
|
|
3213 }
|
|
|
3214 # endif
|
|
|
3215 # ifdef FEAT_MOUSE_PTERM
|
|
|
3216 else
|
|
|
3217 {
|
|
|
3218 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
|
|
|
3219 if (on)
|
|
|
3220 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
|
|
|
3221 else
|
|
|
3222 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
|
|
|
3223 ison = on;
|
|
|
3224 }
|
|
|
3225 # endif
|
|
|
3226 }
|
|
|
3227
|
|
|
3228 /*
|
|
|
3229 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
|
|
|
3230 */
|
|
|
3231 void
|
|
|
3232 check_mouse_termcode()
|
|
|
3233 {
|
|
|
3234 # ifdef FEAT_MOUSE_XTERM
|
|
|
3235 if (use_xterm_mouse()
|
|
|
3236 # ifdef FEAT_GUI
|
|
|
3237 && !gui.in_use
|
|
|
3238 # endif
|
|
|
3239 )
|
|
|
3240 {
|
|
|
3241 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
180
|
3242 ? IF_EB("\233M", CSI_STR "M")
|
|
|
3243 : IF_EB("\033[M", ESC_STR "[M")));
|
|
7
|
3244 if (*p_mouse != NUL)
|
|
|
3245 {
|
|
|
3246 /* force mouse off and maybe on to send possibly new mouse
|
|
|
3247 * activation sequence to the xterm, with(out) drag tracing. */
|
|
|
3248 mch_setmouse(FALSE);
|
|
|
3249 setmouse();
|
|
|
3250 }
|
|
|
3251 }
|
|
|
3252 else
|
|
|
3253 del_mouse_termcode(KS_MOUSE);
|
|
|
3254 # endif
|
|
|
3255
|
|
|
3256 # ifdef FEAT_MOUSE_GPM
|
|
|
3257 if (!use_xterm_mouse()
|
|
|
3258 # ifdef FEAT_GUI
|
|
|
3259 && !gui.in_use
|
|
|
3260 # endif
|
|
|
3261 )
|
|
|
3262 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG"));
|
|
|
3263 # endif
|
|
|
3264
|
|
|
3265 # ifdef FEAT_MOUSE_JSB
|
|
|
3266 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
|
|
|
3267 if (!use_xterm_mouse()
|
|
|
3268 # ifdef FEAT_GUI
|
|
|
3269 && !gui.in_use
|
|
|
3270 # endif
|
|
|
3271 )
|
|
|
3272 set_mouse_termcode(KS_JSBTERM_MOUSE,
|
|
|
3273 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw"));
|
|
|
3274 else
|
|
|
3275 del_mouse_termcode(KS_JSBTERM_MOUSE);
|
|
|
3276 # endif
|
|
|
3277
|
|
|
3278 # ifdef FEAT_MOUSE_NET
|
|
180
|
3279 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't
|
|
7
|
3280 * define it in the GUI or when using an xterm. */
|
|
|
3281 if (!use_xterm_mouse()
|
|
|
3282 # ifdef FEAT_GUI
|
|
|
3283 && !gui.in_use
|
|
|
3284 # endif
|
|
|
3285 )
|
|
|
3286 set_mouse_termcode(KS_NETTERM_MOUSE,
|
|
|
3287 (char_u *)IF_EB("\033}", ESC_STR "}"));
|
|
|
3288 else
|
|
|
3289 del_mouse_termcode(KS_NETTERM_MOUSE);
|
|
|
3290 # endif
|
|
|
3291
|
|
|
3292 # ifdef FEAT_MOUSE_DEC
|
|
|
3293 /* conflicts with xterm mouse: "\033[" and "\033[M" */
|
|
|
3294 if (!use_xterm_mouse()
|
|
|
3295 # ifdef FEAT_GUI
|
|
|
3296 && !gui.in_use
|
|
|
3297 # endif
|
|
|
3298 )
|
|
180
|
3299 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
|
3300 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "[")));
|
|
7
|
3301 else
|
|
|
3302 del_mouse_termcode(KS_DEC_MOUSE);
|
|
|
3303 # endif
|
|
|
3304 # ifdef FEAT_MOUSE_PTERM
|
|
|
3305 /* same as the dec mouse */
|
|
|
3306 if (!use_xterm_mouse()
|
|
|
3307 # ifdef FEAT_GUI
|
|
|
3308 && !gui.in_use
|
|
|
3309 # endif
|
|
|
3310 )
|
|
|
3311 set_mouse_termcode(KS_PTERM_MOUSE,
|
|
|
3312 (char_u *) IF_EB("\033[", ESC_STR "["));
|
|
|
3313 else
|
|
|
3314 del_mouse_termcode(KS_PTERM_MOUSE);
|
|
|
3315 # endif
|
|
|
3316 }
|
|
|
3317 #endif
|
|
|
3318
|
|
|
3319 /*
|
|
|
3320 * set screen mode, always fails.
|
|
|
3321 */
|
|
|
3322 /* ARGSUSED */
|
|
|
3323 int
|
|
|
3324 mch_screenmode(arg)
|
|
|
3325 char_u *arg;
|
|
|
3326 {
|
|
|
3327 EMSG(_(e_screenmode));
|
|
|
3328 return FAIL;
|
|
|
3329 }
|
|
|
3330
|
|
|
3331 #ifndef VMS
|
|
|
3332
|
|
|
3333 /*
|
|
|
3334 * Try to get the current window size:
|
|
|
3335 * 1. with an ioctl(), most accurate method
|
|
|
3336 * 2. from the environment variables LINES and COLUMNS
|
|
|
3337 * 3. from the termcap
|
|
|
3338 * 4. keep using the old values
|
|
|
3339 * Return OK when size could be determined, FAIL otherwise.
|
|
|
3340 */
|
|
|
3341 int
|
|
|
3342 mch_get_shellsize()
|
|
|
3343 {
|
|
|
3344 long rows = 0;
|
|
|
3345 long columns = 0;
|
|
|
3346 char_u *p;
|
|
|
3347
|
|
|
3348 /*
|
|
|
3349 * For OS/2 use _scrsize().
|
|
|
3350 */
|
|
|
3351 # ifdef __EMX__
|
|
|
3352 {
|
|
|
3353 int s[2];
|
|
|
3354
|
|
|
3355 _scrsize(s);
|
|
|
3356 columns = s[0];
|
|
|
3357 rows = s[1];
|
|
|
3358 }
|
|
|
3359 # endif
|
|
|
3360
|
|
|
3361 /*
|
|
|
3362 * 1. try using an ioctl. It is the most accurate method.
|
|
|
3363 *
|
|
|
3364 * Try using TIOCGWINSZ first, some systems that have it also define
|
|
|
3365 * TIOCGSIZE but don't have a struct ttysize.
|
|
|
3366 */
|
|
|
3367 # ifdef TIOCGWINSZ
|
|
|
3368 {
|
|
|
3369 struct winsize ws;
|
|
|
3370 int fd = 1;
|
|
|
3371
|
|
|
3372 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3373 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3374 fd = read_cmd_fd;
|
|
|
3375 if (ioctl(fd, TIOCGWINSZ, &ws) == 0)
|
|
|
3376 {
|
|
|
3377 columns = ws.ws_col;
|
|
|
3378 rows = ws.ws_row;
|
|
|
3379 }
|
|
|
3380 }
|
|
|
3381 # else /* TIOCGWINSZ */
|
|
|
3382 # ifdef TIOCGSIZE
|
|
|
3383 {
|
|
|
3384 struct ttysize ts;
|
|
|
3385 int fd = 1;
|
|
|
3386
|
|
|
3387 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3388 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3389 fd = read_cmd_fd;
|
|
|
3390 if (ioctl(fd, TIOCGSIZE, &ts) == 0)
|
|
|
3391 {
|
|
|
3392 columns = ts.ts_cols;
|
|
|
3393 rows = ts.ts_lines;
|
|
|
3394 }
|
|
|
3395 }
|
|
|
3396 # endif /* TIOCGSIZE */
|
|
|
3397 # endif /* TIOCGWINSZ */
|
|
|
3398
|
|
|
3399 /*
|
|
|
3400 * 2. get size from environment
|
|
164
|
3401 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules
|
|
|
3402 * the ioctl() values!
|
|
7
|
3403 */
|
|
164
|
3404 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL)
|
|
7
|
3405 {
|
|
|
3406 if ((p = (char_u *)getenv("LINES")))
|
|
|
3407 rows = atoi((char *)p);
|
|
|
3408 if ((p = (char_u *)getenv("COLUMNS")))
|
|
|
3409 columns = atoi((char *)p);
|
|
|
3410 }
|
|
|
3411
|
|
|
3412 #ifdef HAVE_TGETENT
|
|
|
3413 /*
|
|
|
3414 * 3. try reading "co" and "li" entries from termcap
|
|
|
3415 */
|
|
|
3416 if (columns == 0 || rows == 0)
|
|
|
3417 getlinecol(&columns, &rows);
|
|
|
3418 #endif
|
|
|
3419
|
|
|
3420 /*
|
|
|
3421 * 4. If everything fails, use the old values
|
|
|
3422 */
|
|
|
3423 if (columns <= 0 || rows <= 0)
|
|
|
3424 return FAIL;
|
|
|
3425
|
|
|
3426 Rows = rows;
|
|
|
3427 Columns = columns;
|
|
|
3428 return OK;
|
|
|
3429 }
|
|
|
3430
|
|
|
3431 /*
|
|
|
3432 * Try to set the window size to Rows and Columns.
|
|
|
3433 */
|
|
|
3434 void
|
|
|
3435 mch_set_shellsize()
|
|
|
3436 {
|
|
|
3437 if (*T_CWS)
|
|
|
3438 {
|
|
|
3439 /*
|
|
|
3440 * NOTE: if you get an error here that term_set_winsize() is
|
|
|
3441 * undefined, check the output of configure. It could probably not
|
|
|
3442 * find a ncurses, termcap or termlib library.
|
|
|
3443 */
|
|
|
3444 term_set_winsize((int)Rows, (int)Columns);
|
|
|
3445 out_flush();
|
|
|
3446 screen_start(); /* don't know where cursor is now */
|
|
|
3447 }
|
|
|
3448 }
|
|
|
3449
|
|
|
3450 #endif /* VMS */
|
|
|
3451
|
|
|
3452 /*
|
|
|
3453 * Rows and/or Columns has changed.
|
|
|
3454 */
|
|
|
3455 void
|
|
|
3456 mch_new_shellsize()
|
|
|
3457 {
|
|
|
3458 /* Nothing to do. */
|
|
|
3459 }
|
|
|
3460
|
|
167
|
3461 #ifndef USE_SYSTEM
|
|
|
3462 static void append_ga_line __ARGS((garray_T *gap));
|
|
|
3463
|
|
|
3464 /*
|
|
|
3465 * Append the text in "gap" below the cursor line and clear "gap".
|
|
|
3466 */
|
|
|
3467 static void
|
|
|
3468 append_ga_line(gap)
|
|
|
3469 garray_T *gap;
|
|
|
3470 {
|
|
|
3471 /* Remove trailing CR. */
|
|
|
3472 if (gap->ga_len > 0
|
|
|
3473 && !curbuf->b_p_bin
|
|
|
3474 && ((char_u *)gap->ga_data)[gap->ga_len - 1] == CAR)
|
|
|
3475 --gap->ga_len;
|
|
|
3476 ga_append(gap, NUL);
|
|
|
3477 ml_append(curwin->w_cursor.lnum++, gap->ga_data, 0, FALSE);
|
|
|
3478 gap->ga_len = 0;
|
|
|
3479 }
|
|
|
3480 #endif
|
|
|
3481
|
|
7
|
3482 int
|
|
|
3483 mch_call_shell(cmd, options)
|
|
|
3484 char_u *cmd;
|
|
|
3485 int options; /* SHELL_*, see vim.h */
|
|
|
3486 {
|
|
|
3487 #ifdef VMS
|
|
|
3488 char *ifn = NULL;
|
|
|
3489 char *ofn = NULL;
|
|
|
3490 #endif
|
|
|
3491 int tmode = cur_tmode;
|
|
|
3492 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
|
|
|
3493 int x;
|
|
|
3494 # ifndef __EMX__
|
|
|
3495 char_u *newcmd; /* only needed for unix */
|
|
|
3496 # else
|
|
|
3497 /*
|
|
|
3498 * Set the preferred shell in the EMXSHELL environment variable (but
|
|
|
3499 * only if it is different from what is already in the environment).
|
|
|
3500 * Emx then takes care of whether to use "/c" or "-c" in an
|
|
|
3501 * intelligent way. Simply pass the whole thing to emx's system() call.
|
|
|
3502 * Emx also starts an interactive shell if system() is passed an empty
|
|
|
3503 * string.
|
|
|
3504 */
|
|
|
3505 char_u *p, *old;
|
|
|
3506
|
|
|
3507 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh))
|
|
|
3508 {
|
|
|
3509 /* should check HAVE_SETENV, but I know we don't have it. */
|
|
|
3510 p = alloc(10 + strlen(p_sh));
|
|
|
3511 if (p)
|
|
|
3512 {
|
|
|
3513 sprintf((char *)p, "EMXSHELL=%s", p_sh);
|
|
|
3514 putenv((char *)p); /* don't free the pointer! */
|
|
|
3515 }
|
|
|
3516 }
|
|
|
3517 # endif
|
|
|
3518
|
|
|
3519 out_flush();
|
|
|
3520
|
|
|
3521 if (options & SHELL_COOKED)
|
|
|
3522 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3523
|
|
|
3524 # ifdef __EMX__
|
|
|
3525 if (cmd == NULL)
|
|
|
3526 x = system(""); /* this starts an interactive shell in emx */
|
|
|
3527 else
|
|
|
3528 x = system((char *)cmd);
|
|
|
3529 /* system() returns -1 when error occurs in starting shell */
|
|
|
3530 if (x == -1 && !emsg_silent)
|
|
|
3531 {
|
|
|
3532 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
3533 msg_outtrans(p_sh);
|
|
|
3534 msg_putchar('\n');
|
|
|
3535 }
|
|
|
3536 # else /* not __EMX__ */
|
|
|
3537 if (cmd == NULL)
|
|
|
3538 x = system((char *)p_sh);
|
|
|
3539 else
|
|
|
3540 {
|
|
|
3541 # ifdef VMS
|
|
|
3542 if (ofn = strchr((char *)cmd, '>'))
|
|
|
3543 *ofn++ = '\0';
|
|
|
3544 if (ifn = strchr((char *)cmd, '<'))
|
|
|
3545 {
|
|
|
3546 char *p;
|
|
|
3547
|
|
|
3548 *ifn++ = '\0';
|
|
|
3549 p = strchr(ifn,' '); /* chop off any trailing spaces */
|
|
|
3550 if (p)
|
|
|
3551 *p = '\0';
|
|
|
3552 }
|
|
|
3553 if (ofn)
|
|
|
3554 x = vms_sys((char *)cmd, ofn, ifn);
|
|
|
3555 else
|
|
|
3556 x = system((char *)cmd);
|
|
|
3557 # else
|
|
|
3558 newcmd = lalloc(STRLEN(p_sh)
|
|
|
3559 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg))
|
|
|
3560 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE);
|
|
|
3561 if (newcmd == NULL)
|
|
|
3562 x = 0;
|
|
|
3563 else
|
|
|
3564 {
|
|
|
3565 sprintf((char *)newcmd, "%s %s %s %s", p_sh,
|
|
|
3566 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg,
|
|
|
3567 (char *)p_shcf,
|
|
|
3568 (char *)cmd);
|
|
|
3569 x = system((char *)newcmd);
|
|
|
3570 vim_free(newcmd);
|
|
|
3571 }
|
|
|
3572 # endif
|
|
|
3573 }
|
|
|
3574 # ifdef VMS
|
|
|
3575 x = vms_sys_status(x);
|
|
|
3576 # endif
|
|
|
3577 if (emsg_silent)
|
|
|
3578 ;
|
|
|
3579 else if (x == 127)
|
|
|
3580 MSG_PUTS(_("\nCannot execute shell sh\n"));
|
|
|
3581 # endif /* __EMX__ */
|
|
|
3582 else if (x && !(options & SHELL_SILENT))
|
|
|
3583 {
|
|
|
3584 MSG_PUTS(_("\nshell returned "));
|
|
|
3585 msg_outnum((long)x);
|
|
|
3586 msg_putchar('\n');
|
|
|
3587 }
|
|
|
3588
|
|
|
3589 if (tmode == TMODE_RAW)
|
|
|
3590 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
3591 # ifdef FEAT_TITLE
|
|
|
3592 resettitle();
|
|
|
3593 # endif
|
|
|
3594 return x;
|
|
|
3595
|
|
|
3596 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
|
|
|
3597
|
|
167
|
3598 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
|
|
|
3599 127, some shells use that already */
|
|
7
|
3600
|
|
|
3601 char_u *newcmd = NULL;
|
|
|
3602 pid_t pid;
|
|
167
|
3603 pid_t wpid = 0;
|
|
7
|
3604 pid_t wait_pid = 0;
|
|
|
3605 # ifdef HAVE_UNION_WAIT
|
|
|
3606 union wait status;
|
|
|
3607 # else
|
|
|
3608 int status = -1;
|
|
|
3609 # endif
|
|
|
3610 int retval = -1;
|
|
|
3611 char **argv = NULL;
|
|
|
3612 int argc;
|
|
|
3613 int i;
|
|
|
3614 char_u *p;
|
|
|
3615 int inquote;
|
|
167
|
3616 int pty_master_fd = -1; /* for pty's */
|
|
7
|
3617 # ifdef FEAT_GUI
|
|
|
3618 int pty_slave_fd = -1;
|
|
|
3619 char *tty_name;
|
|
167
|
3620 # endif
|
|
602
|
3621 int fd_toshell[2]; /* for pipes */
|
|
7
|
3622 int fd_fromshell[2];
|
|
|
3623 int pipe_error = FALSE;
|
|
167
|
3624 # ifdef HAVE_SETENV
|
|
7
|
3625 char envbuf[50];
|
|
167
|
3626 # else
|
|
7
|
3627 static char envbuf_Rows[20];
|
|
|
3628 static char envbuf_Columns[20];
|
|
|
3629 # endif
|
|
602
|
3630 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */
|
|
7
|
3631
|
|
|
3632 out_flush();
|
|
|
3633 if (options & SHELL_COOKED)
|
|
|
3634 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3635
|
|
|
3636 newcmd = vim_strsave(p_sh);
|
|
|
3637 if (newcmd == NULL) /* out of memory */
|
|
|
3638 goto error;
|
|
602
|
3639
|
|
|
3640 /*
|
|
|
3641 * Do this loop twice:
|
|
|
3642 * 1: find number of arguments
|
|
|
3643 * 2: separate them and build argv[]
|
|
|
3644 */
|
|
7
|
3645 for (i = 0; i < 2; ++i)
|
|
|
3646 {
|
|
|
3647 p = newcmd;
|
|
|
3648 inquote = FALSE;
|
|
|
3649 argc = 0;
|
|
|
3650 for (;;)
|
|
|
3651 {
|
|
|
3652 if (i == 1)
|
|
|
3653 argv[argc] = (char *)p;
|
|
|
3654 ++argc;
|
|
|
3655 while (*p && (inquote || (*p != ' ' && *p != TAB)))
|
|
|
3656 {
|
|
|
3657 if (*p == '"')
|
|
|
3658 inquote = !inquote;
|
|
|
3659 ++p;
|
|
|
3660 }
|
|
|
3661 if (*p == NUL)
|
|
|
3662 break;
|
|
|
3663 if (i == 1)
|
|
|
3664 *p++ = NUL;
|
|
|
3665 p = skipwhite(p);
|
|
|
3666 }
|
|
840
|
3667 if (argv == NULL)
|
|
7
|
3668 {
|
|
|
3669 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *)));
|
|
|
3670 if (argv == NULL) /* out of memory */
|
|
|
3671 goto error;
|
|
|
3672 }
|
|
|
3673 }
|
|
|
3674 if (cmd != NULL)
|
|
|
3675 {
|
|
|
3676 if (extra_shell_arg != NULL)
|
|
|
3677 argv[argc++] = (char *)extra_shell_arg;
|
|
|
3678 argv[argc++] = (char *)p_shcf;
|
|
|
3679 argv[argc++] = (char *)cmd;
|
|
|
3680 }
|
|
|
3681 argv[argc] = NULL;
|
|
|
3682
|
|
167
|
3683 /*
|
|
|
3684 * For the GUI, when writing the output into the buffer and when reading
|
|
|
3685 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout
|
|
|
3686 * of the executed command into the Vim window. Or use a pipe.
|
|
|
3687 */
|
|
|
3688 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3689 # ifdef FEAT_GUI
|
|
167
|
3690 || (gui.in_use && show_shell_mess)
|
|
|
3691 # endif
|
|
|
3692 )
|
|
7
|
3693 {
|
|
167
|
3694 # ifdef FEAT_GUI
|
|
7
|
3695 /*
|
|
|
3696 * Try to open a master pty.
|
|
|
3697 * If this works, open the slave pty.
|
|
|
3698 * If the slave can't be opened, close the master pty.
|
|
|
3699 */
|
|
167
|
3700 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE)))
|
|
7
|
3701 {
|
|
|
3702 pty_master_fd = OpenPTY(&tty_name); /* open pty */
|
|
|
3703 if (pty_master_fd >= 0 && ((pty_slave_fd =
|
|
|
3704 open(tty_name, O_RDWR | O_EXTRA, 0)) < 0))
|
|
|
3705 {
|
|
|
3706 close(pty_master_fd);
|
|
|
3707 pty_master_fd = -1;
|
|
|
3708 }
|
|
|
3709 }
|
|
|
3710 /*
|
|
|
3711 * If not opening a pty or it didn't work, try using pipes.
|
|
|
3712 */
|
|
|
3713 if (pty_master_fd < 0)
|
|
167
|
3714 # endif
|
|
7
|
3715 {
|
|
|
3716 pipe_error = (pipe(fd_toshell) < 0);
|
|
|
3717 if (!pipe_error) /* pipe create OK */
|
|
|
3718 {
|
|
|
3719 pipe_error = (pipe(fd_fromshell) < 0);
|
|
|
3720 if (pipe_error) /* pipe create failed */
|
|
|
3721 {
|
|
|
3722 close(fd_toshell[0]);
|
|
|
3723 close(fd_toshell[1]);
|
|
|
3724 }
|
|
|
3725 }
|
|
|
3726 if (pipe_error)
|
|
|
3727 {
|
|
|
3728 MSG_PUTS(_("\nCannot create pipes\n"));
|
|
|
3729 out_flush();
|
|
|
3730 }
|
|
|
3731 }
|
|
|
3732 }
|
|
|
3733
|
|
|
3734 if (!pipe_error) /* pty or pipe opened or not used */
|
|
|
3735 {
|
|
|
3736 # ifdef __BEOS__
|
|
|
3737 beos_cleanup_read_thread();
|
|
|
3738 # endif
|
|
602
|
3739
|
|
7
|
3740 if ((pid = fork()) == -1) /* maybe we should use vfork() */
|
|
|
3741 {
|
|
|
3742 MSG_PUTS(_("\nCannot fork\n"));
|
|
167
|
3743 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3744 # ifdef FEAT_GUI
|
|
167
|
3745 || (gui.in_use && show_shell_mess)
|
|
|
3746 # endif
|
|
|
3747 )
|
|
7
|
3748 {
|
|
167
|
3749 # ifdef FEAT_GUI
|
|
7
|
3750 if (pty_master_fd >= 0) /* close the pseudo tty */
|
|
|
3751 {
|
|
|
3752 close(pty_master_fd);
|
|
|
3753 close(pty_slave_fd);
|
|
|
3754 }
|
|
|
3755 else /* close the pipes */
|
|
167
|
3756 # endif
|
|
7
|
3757 {
|
|
|
3758 close(fd_toshell[0]);
|
|
|
3759 close(fd_toshell[1]);
|
|
|
3760 close(fd_fromshell[0]);
|
|
|
3761 close(fd_fromshell[1]);
|
|
|
3762 }
|
|
|
3763 }
|
|
|
3764 }
|
|
|
3765 else if (pid == 0) /* child */
|
|
|
3766 {
|
|
|
3767 reset_signals(); /* handle signals normally */
|
|
|
3768
|
|
|
3769 if (!show_shell_mess || (options & SHELL_EXPAND))
|
|
|
3770 {
|
|
|
3771 int fd;
|
|
|
3772
|
|
|
3773 /*
|
|
|
3774 * Don't want to show any message from the shell. Can't just
|
|
|
3775 * close stdout and stderr though, because some systems will
|
|
|
3776 * break if you try to write to them after that, so we must
|
|
|
3777 * use dup() to replace them with something else -- webb
|
|
|
3778 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
|
|
|
3779 * waiting for input.
|
|
|
3780 */
|
|
|
3781 fd = open("/dev/null", O_RDWR | O_EXTRA, 0);
|
|
|
3782 fclose(stdin);
|
|
|
3783 fclose(stdout);
|
|
|
3784 fclose(stderr);
|
|
|
3785
|
|
|
3786 /*
|
|
|
3787 * If any of these open()'s and dup()'s fail, we just continue
|
|
|
3788 * anyway. It's not fatal, and on most systems it will make
|
|
|
3789 * no difference at all. On a few it will cause the execvp()
|
|
|
3790 * to exit with a non-zero status even when the completion
|
|
|
3791 * could be done, which is nothing too serious. If the open()
|
|
|
3792 * or dup() failed we'd just do the same thing ourselves
|
|
|
3793 * anyway -- webb
|
|
|
3794 */
|
|
|
3795 if (fd >= 0)
|
|
|
3796 {
|
|
|
3797 dup(fd); /* To replace stdin (file descriptor 0) */
|
|
|
3798 dup(fd); /* To replace stdout (file descriptor 1) */
|
|
|
3799 dup(fd); /* To replace stderr (file descriptor 2) */
|
|
|
3800
|
|
|
3801 /* Don't need this now that we've duplicated it */
|
|
|
3802 close(fd);
|
|
|
3803 }
|
|
|
3804 }
|
|
167
|
3805 else if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3806 # ifdef FEAT_GUI
|
|
167
|
3807 || gui.in_use
|
|
|
3808 # endif
|
|
|
3809 )
|
|
7
|
3810 {
|
|
|
3811
|
|
167
|
3812 # ifdef HAVE_SETSID
|
|
602
|
3813 /* Create our own process group, so that the child and all its
|
|
|
3814 * children can be kill()ed. Don't do this when using pipes,
|
|
|
3815 * because stdin is not a tty, we would loose /dev/tty. */
|
|
|
3816 if (p_stmp)
|
|
|
3817 (void)setsid();
|
|
167
|
3818 # endif
|
|
|
3819 # ifdef FEAT_GUI
|
|
602
|
3820 if (pty_slave_fd >= 0)
|
|
|
3821 {
|
|
|
3822 /* push stream discipline modules */
|
|
|
3823 if (options & SHELL_COOKED)
|
|
|
3824 SetupSlavePTY(pty_slave_fd);
|
|
7
|
3825 # ifdef TIOCSCTTY
|
|
602
|
3826 /* Try to become controlling tty (probably doesn't work,
|
|
|
3827 * unless run by root) */
|
|
|
3828 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL);
|
|
7
|
3829 # endif
|
|
602
|
3830 }
|
|
167
|
3831 # endif
|
|
7
|
3832 /* Simulate to have a dumb terminal (for now) */
|
|
167
|
3833 # ifdef HAVE_SETENV
|
|
7
|
3834 setenv("TERM", "dumb", 1);
|
|
|
3835 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3836 setenv("ROWS", (char *)envbuf, 1);
|
|
|
3837 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3838 setenv("LINES", (char *)envbuf, 1);
|
|
|
3839 sprintf((char *)envbuf, "%ld", Columns);
|
|
|
3840 setenv("COLUMNS", (char *)envbuf, 1);
|
|
167
|
3841 # else
|
|
7
|
3842 /*
|
|
|
3843 * Putenv does not copy the string, it has to remain valid.
|
|
|
3844 * Use a static array to avoid loosing allocated memory.
|
|
|
3845 */
|
|
|
3846 putenv("TERM=dumb");
|
|
|
3847 sprintf(envbuf_Rows, "ROWS=%ld", Rows);
|
|
|
3848 putenv(envbuf_Rows);
|
|
|
3849 sprintf(envbuf_Rows, "LINES=%ld", Rows);
|
|
|
3850 putenv(envbuf_Rows);
|
|
|
3851 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns);
|
|
|
3852 putenv(envbuf_Columns);
|
|
167
|
3853 # endif
|
|
|
3854
|
|
557
|
3855 /*
|
|
|
3856 * stderr is only redirected when using the GUI, so that a
|
|
|
3857 * program like gpg can still access the terminal to get a
|
|
|
3858 * passphrase using stderr.
|
|
|
3859 */
|
|
167
|
3860 # ifdef FEAT_GUI
|
|
7
|
3861 if (pty_master_fd >= 0)
|
|
|
3862 {
|
|
|
3863 close(pty_master_fd); /* close master side of pty */
|
|
|
3864
|
|
|
3865 /* set up stdin/stdout/stderr for the child */
|
|
|
3866 close(0);
|
|
|
3867 dup(pty_slave_fd);
|
|
|
3868 close(1);
|
|
|
3869 dup(pty_slave_fd);
|
|
557
|
3870 if (gui.in_use)
|
|
|
3871 {
|
|
|
3872 close(2);
|
|
|
3873 dup(pty_slave_fd);
|
|
|
3874 }
|
|
7
|
3875
|
|
|
3876 close(pty_slave_fd); /* has been dupped, close it now */
|
|
|
3877 }
|
|
|
3878 else
|
|
167
|
3879 # endif
|
|
7
|
3880 {
|
|
|
3881 /* set up stdin for the child */
|
|
|
3882 close(fd_toshell[1]);
|
|
|
3883 close(0);
|
|
|
3884 dup(fd_toshell[0]);
|
|
|
3885 close(fd_toshell[0]);
|
|
|
3886
|
|
|
3887 /* set up stdout for the child */
|
|
|
3888 close(fd_fromshell[0]);
|
|
|
3889 close(1);
|
|
|
3890 dup(fd_fromshell[1]);
|
|
|
3891 close(fd_fromshell[1]);
|
|
|
3892
|
|
557
|
3893 # ifdef FEAT_GUI
|
|
|
3894 if (gui.in_use)
|
|
|
3895 {
|
|
|
3896 /* set up stderr for the child */
|
|
|
3897 close(2);
|
|
|
3898 dup(1);
|
|
|
3899 }
|
|
|
3900 # endif
|
|
7
|
3901 }
|
|
|
3902 }
|
|
167
|
3903
|
|
7
|
3904 /*
|
|
|
3905 * There is no type cast for the argv, because the type may be
|
|
|
3906 * different on different machines. This may cause a warning
|
|
|
3907 * message with strict compilers, don't worry about it.
|
|
|
3908 * Call _exit() instead of exit() to avoid closing the connection
|
|
|
3909 * to the X server (esp. with GTK, which uses atexit()).
|
|
|
3910 */
|
|
|
3911 execvp(argv[0], argv);
|
|
|
3912 _exit(EXEC_FAILED); /* exec failed, return failure code */
|
|
|
3913 }
|
|
|
3914 else /* parent */
|
|
|
3915 {
|
|
|
3916 /*
|
|
|
3917 * While child is running, ignore terminating signals.
|
|
167
|
3918 * Do catch CTRL-C, so that "got_int" is set.
|
|
7
|
3919 */
|
|
|
3920 catch_signals(SIG_IGN, SIG_ERR);
|
|
167
|
3921 catch_int_signal();
|
|
7
|
3922
|
|
|
3923 /*
|
|
|
3924 * For the GUI we redirect stdin, stdout and stderr to our window.
|
|
167
|
3925 * This is also used to pipe stdin/stdout to/from the external
|
|
|
3926 * command.
|
|
7
|
3927 */
|
|
167
|
3928 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
|
3929 # ifdef FEAT_GUI
|
|
|
3930 || (gui.in_use && show_shell_mess)
|
|
|
3931 # endif
|
|
|
3932 )
|
|
7
|
3933 {
|
|
167
|
3934 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
|
|
7
|
3935 char_u buffer[BUFLEN + 1];
|
|
167
|
3936 # ifdef FEAT_MBYTE
|
|
7
|
3937 int buffer_off = 0; /* valid bytes in buffer[] */
|
|
167
|
3938 # endif
|
|
7
|
3939 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */
|
|
|
3940 int ta_len = 0; /* valid bytes in ta_buf[] */
|
|
|
3941 int len;
|
|
|
3942 int p_more_save;
|
|
|
3943 int old_State;
|
|
|
3944 int c;
|
|
|
3945 int toshell_fd;
|
|
|
3946 int fromshell_fd;
|
|
167
|
3947 garray_T ga;
|
|
|
3948 int noread_cnt;
|
|
|
3949
|
|
|
3950 # ifdef FEAT_GUI
|
|
7
|
3951 if (pty_master_fd >= 0)
|
|
|
3952 {
|
|
|
3953 close(pty_slave_fd); /* close slave side of pty */
|
|
|
3954 fromshell_fd = pty_master_fd;
|
|
|
3955 toshell_fd = dup(pty_master_fd);
|
|
|
3956 }
|
|
|
3957 else
|
|
167
|
3958 # endif
|
|
7
|
3959 {
|
|
|
3960 close(fd_toshell[0]);
|
|
|
3961 close(fd_fromshell[1]);
|
|
|
3962 toshell_fd = fd_toshell[1];
|
|
|
3963 fromshell_fd = fd_fromshell[0];
|
|
|
3964 }
|
|
|
3965
|
|
|
3966 /*
|
|
|
3967 * Write to the child if there are typed characters.
|
|
|
3968 * Read from the child if there are characters available.
|
|
|
3969 * Repeat the reading a few times if more characters are
|
|
|
3970 * available. Need to check for typed keys now and then, but
|
|
|
3971 * not too often (delays when no chars are available).
|
|
|
3972 * This loop is quit if no characters can be read from the pty
|
|
|
3973 * (WaitForChar detected special condition), or there are no
|
|
|
3974 * characters available and the child has exited.
|
|
|
3975 * Only check if the child has exited when there is no more
|
|
|
3976 * output. The child may exit before all the output has
|
|
|
3977 * been printed.
|
|
|
3978 *
|
|
|
3979 * Currently this busy loops!
|
|
|
3980 * This can probably dead-lock when the write blocks!
|
|
|
3981 */
|
|
|
3982 p_more_save = p_more;
|
|
|
3983 p_more = FALSE;
|
|
|
3984 old_State = State;
|
|
|
3985 State = EXTERNCMD; /* don't redraw at window resize */
|
|
|
3986
|
|
602
|
3987 if ((options & SHELL_WRITE) && toshell_fd >= 0)
|
|
167
|
3988 {
|
|
|
3989 /* Fork a process that will write the lines to the
|
|
|
3990 * external program. */
|
|
|
3991 if ((wpid = fork()) == -1)
|
|
|
3992 {
|
|
|
3993 MSG_PUTS(_("\nCannot fork\n"));
|
|
|
3994 }
|
|
|
3995 else if (wpid == 0)
|
|
|
3996 {
|
|
|
3997 linenr_T lnum = curbuf->b_op_start.lnum;
|
|
|
3998 int written = 0;
|
|
944
|
3999 char_u *lp = ml_get(lnum);
|
|
167
|
4000 char_u *s;
|
|
|
4001 size_t l;
|
|
|
4002
|
|
|
4003 /* child */
|
|
177
|
4004 close(fromshell_fd);
|
|
167
|
4005 for (;;)
|
|
|
4006 {
|
|
944
|
4007 l = STRLEN(lp + written);
|
|
167
|
4008 if (l == 0)
|
|
|
4009 len = 0;
|
|
944
|
4010 else if (lp[written] == NL)
|
|
167
|
4011 /* NL -> NUL translation */
|
|
|
4012 len = write(toshell_fd, "", (size_t)1);
|
|
|
4013 else
|
|
|
4014 {
|
|
944
|
4015 s = vim_strchr(lp + written, NL);
|
|
|
4016 len = write(toshell_fd, (char *)lp + written,
|
|
|
4017 s == NULL ? l : s - (lp + written));
|
|
167
|
4018 }
|
|
|
4019 if (len == l)
|
|
|
4020 {
|
|
|
4021 /* Finished a line, add a NL, unless this line
|
|
|
4022 * should not have one. */
|
|
|
4023 if (lnum != curbuf->b_op_end.lnum
|
|
|
4024 || !curbuf->b_p_bin
|
|
|
4025 || (lnum != write_no_eol_lnum
|
|
|
4026 && (lnum !=
|
|
|
4027 curbuf->b_ml.ml_line_count
|
|
|
4028 || curbuf->b_p_eol)))
|
|
|
4029 write(toshell_fd, "\n", (size_t)1);
|
|
|
4030 ++lnum;
|
|
|
4031 if (lnum > curbuf->b_op_end.lnum)
|
|
|
4032 {
|
|
|
4033 /* finished all the lines, close pipe */
|
|
|
4034 close(toshell_fd);
|
|
|
4035 toshell_fd = -1;
|
|
|
4036 break;
|
|
|
4037 }
|
|
944
|
4038 lp = ml_get(lnum);
|
|
167
|
4039 written = 0;
|
|
|
4040 }
|
|
|
4041 else if (len > 0)
|
|
|
4042 written += len;
|
|
|
4043 }
|
|
|
4044 _exit(0);
|
|
|
4045 }
|
|
|
4046 else
|
|
|
4047 {
|
|
|
4048 close(toshell_fd);
|
|
|
4049 toshell_fd = -1;
|
|
|
4050 }
|
|
|
4051 }
|
|
|
4052
|
|
|
4053 if (options & SHELL_READ)
|
|
|
4054 ga_init2(&ga, 1, BUFLEN);
|
|
|
4055
|
|
|
4056 noread_cnt = 0;
|
|
|
4057
|
|
7
|
4058 for (;;)
|
|
|
4059 {
|
|
|
4060 /*
|
|
|
4061 * Check if keys have been typed, write them to the child
|
|
592
|
4062 * if there are any.
|
|
|
4063 * Don't do this if we are expanding wild cards (would eat
|
|
|
4064 * typeahead).
|
|
|
4065 * Don't do this when filtering and terminal is in cooked
|
|
|
4066 * mode, the shell command will handle the I/O. Avoids
|
|
|
4067 * that a typed password is echoed for ssh or gpg command.
|
|
602
|
4068 * Don't get characters when the child has already
|
|
|
4069 * finished (wait_pid == 0).
|
|
592
|
4070 * Don't get extra characters when we already have one.
|
|
167
|
4071 * Don't read characters unless we didn't get output for a
|
|
|
4072 * while, avoids that ":r !ls" eats typeahead.
|
|
7
|
4073 */
|
|
|
4074 len = 0;
|
|
|
4075 if (!(options & SHELL_EXPAND)
|
|
592
|
4076 && ((options &
|
|
|
4077 (SHELL_READ|SHELL_WRITE|SHELL_COOKED))
|
|
|
4078 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED)
|
|
|
4079 #ifdef FEAT_GUI
|
|
|
4080 || gui.in_use
|
|
|
4081 #endif
|
|
|
4082 )
|
|
602
|
4083 && wait_pid == 0
|
|
7
|
4084 && (ta_len > 0
|
|
167
|
4085 || (noread_cnt > 4
|
|
|
4086 && (len = ui_inchar(ta_buf,
|
|
|
4087 BUFLEN, 10L, 0)) > 0)))
|
|
7
|
4088 {
|
|
|
4089 /*
|
|
|
4090 * For pipes:
|
|
|
4091 * Check for CTRL-C: send interrupt signal to child.
|
|
|
4092 * Check for CTRL-D: EOF, close pipe to child.
|
|
|
4093 */
|
|
|
4094 if (len == 1 && (pty_master_fd < 0 || cmd != NULL))
|
|
|
4095 {
|
|
167
|
4096 # ifdef SIGINT
|
|
7
|
4097 /*
|
|
|
4098 * Send SIGINT to the child's group or all
|
|
|
4099 * processes in our group.
|
|
|
4100 */
|
|
|
4101 if (ta_buf[ta_len] == Ctrl_C
|
|
|
4102 || ta_buf[ta_len] == intr_char)
|
|
167
|
4103 {
|
|
|
4104 # ifdef HAVE_SETSID
|
|
7
|
4105 kill(-pid, SIGINT);
|
|
167
|
4106 # else
|
|
7
|
4107 kill(0, SIGINT);
|
|
|
4108 # endif
|
|
167
|
4109 if (wpid > 0)
|
|
|
4110 kill(wpid, SIGINT);
|
|
|
4111 }
|
|
|
4112 # endif
|
|
7
|
4113 if (pty_master_fd < 0 && toshell_fd >= 0
|
|
|
4114 && ta_buf[ta_len] == Ctrl_D)
|
|
|
4115 {
|
|
|
4116 close(toshell_fd);
|
|
|
4117 toshell_fd = -1;
|
|
|
4118 }
|
|
|
4119 }
|
|
|
4120
|
|
|
4121 /* replace K_BS by <BS> and K_DEL by <DEL> */
|
|
|
4122 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
4123 {
|
|
|
4124 if (ta_buf[i] == CSI && len - i > 2)
|
|
|
4125 {
|
|
|
4126 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]);
|
|
|
4127 if (c == K_DEL || c == K_KDEL || c == K_BS)
|
|
|
4128 {
|
|
|
4129 mch_memmove(ta_buf + i + 1, ta_buf + i + 3,
|
|
|
4130 (size_t)(len - i - 2));
|
|
|
4131 if (c == K_DEL || c == K_KDEL)
|
|
|
4132 ta_buf[i] = DEL;
|
|
|
4133 else
|
|
|
4134 ta_buf[i] = Ctrl_H;
|
|
|
4135 len -= 2;
|
|
|
4136 }
|
|
|
4137 }
|
|
|
4138 else if (ta_buf[i] == '\r')
|
|
|
4139 ta_buf[i] = '\n';
|
|
167
|
4140 # ifdef FEAT_MBYTE
|
|
7
|
4141 if (has_mbyte)
|
|
474
|
4142 i += (*mb_ptr2len)(ta_buf + i) - 1;
|
|
167
|
4143 # endif
|
|
7
|
4144 }
|
|
|
4145
|
|
|
4146 /*
|
|
|
4147 * For pipes: echo the typed characters.
|
|
|
4148 * For a pty this does not seem to work.
|
|
|
4149 */
|
|
|
4150 if (pty_master_fd < 0)
|
|
|
4151 {
|
|
|
4152 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
4153 {
|
|
|
4154 if (ta_buf[i] == '\n' || ta_buf[i] == '\b')
|
|
|
4155 msg_putchar(ta_buf[i]);
|
|
167
|
4156 # ifdef FEAT_MBYTE
|
|
7
|
4157 else if (has_mbyte)
|
|
|
4158 {
|
|
474
|
4159 int l = (*mb_ptr2len)(ta_buf + i);
|
|
7
|
4160
|
|
|
4161 msg_outtrans_len(ta_buf + i, l);
|
|
|
4162 i += l - 1;
|
|
|
4163 }
|
|
167
|
4164 # endif
|
|
7
|
4165 else
|
|
|
4166 msg_outtrans_len(ta_buf + i, 1);
|
|
|
4167 }
|
|
|
4168 windgoto(msg_row, msg_col);
|
|
|
4169 out_flush();
|
|
|
4170 }
|
|
|
4171
|
|
|
4172 ta_len += len;
|
|
|
4173
|
|
|
4174 /*
|
|
|
4175 * Write the characters to the child, unless EOF has
|
|
|
4176 * been typed for pipes. Write one character at a
|
|
|
4177 * time, to avoid loosing too much typeahead.
|
|
167
|
4178 * When writing buffer lines, drop the typed
|
|
|
4179 * characters (only check for CTRL-C).
|
|
7
|
4180 */
|
|
167
|
4181 if (options & SHELL_WRITE)
|
|
|
4182 ta_len = 0;
|
|
|
4183 else if (toshell_fd >= 0)
|
|
7
|
4184 {
|
|
|
4185 len = write(toshell_fd, (char *)ta_buf, (size_t)1);
|
|
|
4186 if (len > 0)
|
|
|
4187 {
|
|
|
4188 ta_len -= len;
|
|
|
4189 mch_memmove(ta_buf, ta_buf + len, ta_len);
|
|
167
|
4190 noread_cnt = 0;
|
|
7
|
4191 }
|
|
|
4192 }
|
|
|
4193 }
|
|
|
4194
|
|
167
|
4195 if (got_int)
|
|
|
4196 {
|
|
|
4197 /* CTRL-C sends a signal to the child, we ignore it
|
|
|
4198 * ourselves */
|
|
|
4199 # ifdef HAVE_SETSID
|
|
|
4200 kill(-pid, SIGINT);
|
|
|
4201 # else
|
|
|
4202 kill(0, SIGINT);
|
|
|
4203 # endif
|
|
|
4204 if (wpid > 0)
|
|
|
4205 kill(wpid, SIGINT);
|
|
|
4206 got_int = FALSE;
|
|
|
4207 }
|
|
|
4208
|
|
7
|
4209 /*
|
|
|
4210 * Check if the child has any characters to be printed.
|
|
|
4211 * Read them and write them to our window. Repeat this as
|
|
|
4212 * long as there is something to do, avoid the 10ms wait
|
|
|
4213 * for mch_inchar(), or sending typeahead characters to
|
|
|
4214 * the external process.
|
|
|
4215 * TODO: This should handle escape sequences, compatible
|
|
|
4216 * to some terminal (vt52?).
|
|
|
4217 */
|
|
167
|
4218 ++noread_cnt;
|
|
7
|
4219 while (RealWaitForChar(fromshell_fd, 10L, NULL))
|
|
|
4220 {
|
|
|
4221 len = read(fromshell_fd, (char *)buffer
|
|
167
|
4222 # ifdef FEAT_MBYTE
|
|
7
|
4223 + buffer_off, (size_t)(BUFLEN - buffer_off)
|
|
167
|
4224 # else
|
|
7
|
4225 , (size_t)BUFLEN
|
|
167
|
4226 # endif
|
|
7
|
4227 );
|
|
|
4228 if (len <= 0) /* end of file or error */
|
|
|
4229 goto finished;
|
|
167
|
4230
|
|
|
4231 noread_cnt = 0;
|
|
|
4232 if (options & SHELL_READ)
|
|
|
4233 {
|
|
|
4234 /* Do NUL -> NL translation, append NL separated
|
|
|
4235 * lines to the current buffer. */
|
|
|
4236 for (i = 0; i < len; ++i)
|
|
|
4237 {
|
|
|
4238 if (buffer[i] == NL)
|
|
|
4239 append_ga_line(&ga);
|
|
|
4240 else if (buffer[i] == NUL)
|
|
|
4241 ga_append(&ga, NL);
|
|
|
4242 else
|
|
|
4243 ga_append(&ga, buffer[i]);
|
|
|
4244 }
|
|
|
4245 }
|
|
|
4246 # ifdef FEAT_MBYTE
|
|
|
4247 else if (has_mbyte)
|
|
7
|
4248 {
|
|
|
4249 int l;
|
|
|
4250
|
|
167
|
4251 len += buffer_off;
|
|
|
4252 buffer[len] = NUL;
|
|
|
4253
|
|
7
|
4254 /* Check if the last character in buffer[] is
|
|
|
4255 * incomplete, keep these bytes for the next
|
|
|
4256 * round. */
|
|
|
4257 for (p = buffer; p < buffer + len; p += l)
|
|
|
4258 {
|
|
474
|
4259 l = mb_cptr2len(p);
|
|
7
|
4260 if (l == 0)
|
|
|
4261 l = 1; /* NUL byte? */
|
|
|
4262 else if (MB_BYTE2LEN(*p) != l)
|
|
|
4263 break;
|
|
|
4264 }
|
|
|
4265 if (p == buffer) /* no complete character */
|
|
|
4266 {
|
|
|
4267 /* avoid getting stuck at an illegal byte */
|
|
|
4268 if (len >= 12)
|
|
|
4269 ++p;
|
|
|
4270 else
|
|
|
4271 {
|
|
|
4272 buffer_off = len;
|
|
|
4273 continue;
|
|
|
4274 }
|
|
|
4275 }
|
|
|
4276 c = *p;
|
|
|
4277 *p = NUL;
|
|
|
4278 msg_puts(buffer);
|
|
|
4279 if (p < buffer + len)
|
|
|
4280 {
|
|
|
4281 *p = c;
|
|
|
4282 buffer_off = (buffer + len) - p;
|
|
|
4283 mch_memmove(buffer, p, buffer_off);
|
|
|
4284 continue;
|
|
|
4285 }
|
|
|
4286 buffer_off = 0;
|
|
|
4287 }
|
|
167
|
4288 # endif /* FEAT_MBYTE */
|
|
7
|
4289 else
|
|
|
4290 {
|
|
|
4291 buffer[len] = NUL;
|
|
|
4292 msg_puts(buffer);
|
|
|
4293 }
|
|
|
4294
|
|
|
4295 windgoto(msg_row, msg_col);
|
|
|
4296 cursor_on();
|
|
|
4297 out_flush();
|
|
|
4298 if (got_int)
|
|
|
4299 break;
|
|
|
4300 }
|
|
|
4301
|
|
602
|
4302 /* If we already detected the child has finished break the
|
|
|
4303 * loop now. */
|
|
|
4304 if (wait_pid == pid)
|
|
|
4305 break;
|
|
|
4306
|
|
7
|
4307 /*
|
|
|
4308 * Check if the child still exists, before checking for
|
|
|
4309 * typed characters (otherwise we would loose typeahead).
|
|
|
4310 */
|
|
167
|
4311 # ifdef __NeXT__
|
|
7
|
4312 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *) 0);
|
|
167
|
4313 # else
|
|
7
|
4314 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
167
|
4315 # endif
|
|
7
|
4316 if ((wait_pid == (pid_t)-1 && errno == ECHILD)
|
|
|
4317 || (wait_pid == pid && WIFEXITED(status)))
|
|
|
4318 {
|
|
602
|
4319 /* Don't break the loop yet, try reading more
|
|
|
4320 * characters from "fromshell_fd" first. When using
|
|
|
4321 * pipes there might still be something to read and
|
|
|
4322 * then we'll break the loop at the "break" above. */
|
|
7
|
4323 wait_pid = pid;
|
|
|
4324 }
|
|
602
|
4325 else
|
|
|
4326 wait_pid = 0;
|
|
7
|
4327 }
|
|
|
4328 finished:
|
|
|
4329 p_more = p_more_save;
|
|
167
|
4330 if (options & SHELL_READ)
|
|
|
4331 {
|
|
|
4332 if (ga.ga_len > 0)
|
|
|
4333 {
|
|
|
4334 append_ga_line(&ga);
|
|
|
4335 /* remember that the NL was missing */
|
|
|
4336 write_no_eol_lnum = curwin->w_cursor.lnum;
|
|
|
4337 }
|
|
|
4338 else
|
|
|
4339 write_no_eol_lnum = 0;
|
|
|
4340 ga_clear(&ga);
|
|
|
4341 }
|
|
|
4342
|
|
7
|
4343 /*
|
|
|
4344 * Give all typeahead that wasn't used back to ui_inchar().
|
|
|
4345 */
|
|
|
4346 if (ta_len)
|
|
|
4347 ui_inchar_undo(ta_buf, ta_len);
|
|
|
4348 State = old_State;
|
|
|
4349 if (toshell_fd >= 0)
|
|
|
4350 close(toshell_fd);
|
|
|
4351 close(fromshell_fd);
|
|
|
4352 }
|
|
|
4353
|
|
|
4354 /*
|
|
|
4355 * Wait until our child has exited.
|
|
|
4356 * Ignore wait() returning pids of other children and returning
|
|
|
4357 * because of some signal like SIGWINCH.
|
|
|
4358 * Don't wait if wait_pid was already set above, indicating the
|
|
|
4359 * child already exited.
|
|
|
4360 */
|
|
|
4361 while (wait_pid != pid)
|
|
|
4362 {
|
|
167
|
4363 # ifdef _THREAD_SAFE
|
|
7
|
4364 /* Ugly hack: when compiled with Python threads are probably
|
|
|
4365 * used, in which case wait() sometimes hangs for no obvious
|
|
|
4366 * reason. Use waitpid() instead and loop (like the GUI). */
|
|
|
4367 # ifdef __NeXT__
|
|
|
4368 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0);
|
|
|
4369 # else
|
|
|
4370 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
|
4371 # endif
|
|
|
4372 if (wait_pid == 0)
|
|
|
4373 {
|
|
|
4374 /* Wait for 1/100 sec before trying again. */
|
|
|
4375 mch_delay(10L, TRUE);
|
|
|
4376 continue;
|
|
|
4377 }
|
|
167
|
4378 # else
|
|
7
|
4379 wait_pid = wait(&status);
|
|
167
|
4380 # endif
|
|
7
|
4381 if (wait_pid <= 0
|
|
|
4382 # ifdef ECHILD
|
|
|
4383 && errno == ECHILD
|
|
|
4384 # endif
|
|
|
4385 )
|
|
|
4386 break;
|
|
|
4387 }
|
|
|
4388
|
|
167
|
4389 /* Make sure the child that writes to the external program is
|
|
|
4390 * dead. */
|
|
|
4391 if (wpid > 0)
|
|
|
4392 kill(wpid, SIGKILL);
|
|
|
4393
|
|
7
|
4394 /*
|
|
|
4395 * Set to raw mode right now, otherwise a CTRL-C after
|
|
|
4396 * catch_signals() will kill Vim.
|
|
|
4397 */
|
|
|
4398 if (tmode == TMODE_RAW)
|
|
|
4399 settmode(TMODE_RAW);
|
|
|
4400 did_settmode = TRUE;
|
|
|
4401 set_signals();
|
|
|
4402
|
|
|
4403 if (WIFEXITED(status))
|
|
|
4404 {
|
|
129
|
4405 /* LINTED avoid "bitwise operation on signed value" */
|
|
7
|
4406 retval = WEXITSTATUS(status);
|
|
|
4407 if (retval && !emsg_silent)
|
|
|
4408 {
|
|
|
4409 if (retval == EXEC_FAILED)
|
|
|
4410 {
|
|
|
4411 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
4412 msg_outtrans(p_sh);
|
|
|
4413 msg_putchar('\n');
|
|
|
4414 }
|
|
|
4415 else if (!(options & SHELL_SILENT))
|
|
|
4416 {
|
|
|
4417 MSG_PUTS(_("\nshell returned "));
|
|
|
4418 msg_outnum((long)retval);
|
|
|
4419 msg_putchar('\n');
|
|
|
4420 }
|
|
|
4421 }
|
|
|
4422 }
|
|
|
4423 else
|
|
|
4424 MSG_PUTS(_("\nCommand terminated\n"));
|
|
|
4425 }
|
|
|
4426 }
|
|
|
4427 vim_free(argv);
|
|
|
4428
|
|
|
4429 error:
|
|
|
4430 if (!did_settmode)
|
|
|
4431 if (tmode == TMODE_RAW)
|
|
|
4432 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
4433 # ifdef FEAT_TITLE
|
|
|
4434 resettitle();
|
|
|
4435 # endif
|
|
|
4436 vim_free(newcmd);
|
|
|
4437
|
|
|
4438 return retval;
|
|
|
4439
|
|
|
4440 #endif /* USE_SYSTEM */
|
|
|
4441 }
|
|
|
4442
|
|
|
4443 /*
|
|
|
4444 * Check for CTRL-C typed by reading all available characters.
|
|
|
4445 * In cooked mode we should get SIGINT, no need to check.
|
|
|
4446 */
|
|
|
4447 void
|
|
|
4448 mch_breakcheck()
|
|
|
4449 {
|
|
|
4450 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL))
|
|
|
4451 fill_input_buf(FALSE);
|
|
|
4452 }
|
|
|
4453
|
|
|
4454 /*
|
|
|
4455 * Wait "msec" msec until a character is available from the keyboard or from
|
|
|
4456 * inbuf[]. msec == -1 will block forever.
|
|
|
4457 * When a GUI is being used, this will never get called -- webb
|
|
|
4458 */
|
|
|
4459 static int
|
|
|
4460 WaitForChar(msec)
|
|
|
4461 long msec;
|
|
|
4462 {
|
|
|
4463 #ifdef FEAT_MOUSE_GPM
|
|
|
4464 int gpm_process_wanted;
|
|
|
4465 #endif
|
|
|
4466 #ifdef FEAT_XCLIPBOARD
|
|
|
4467 int rest;
|
|
|
4468 #endif
|
|
|
4469 int avail;
|
|
|
4470
|
|
|
4471 if (input_available()) /* something in inbuf[] */
|
|
|
4472 return 1;
|
|
|
4473
|
|
|
4474 #if defined(FEAT_MOUSE_DEC)
|
|
|
4475 /* May need to query the mouse position. */
|
|
|
4476 if (WantQueryMouse)
|
|
|
4477 {
|
|
227
|
4478 WantQueryMouse = FALSE;
|
|
7
|
4479 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5);
|
|
|
4480 }
|
|
|
4481 #endif
|
|
|
4482
|
|
|
4483 /*
|
|
|
4484 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
|
|
|
4485 * events. This is a bit complicated, because they might both be defined.
|
|
|
4486 */
|
|
|
4487 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
|
|
|
4488 # ifdef FEAT_XCLIPBOARD
|
|
|
4489 rest = 0;
|
|
|
4490 if (do_xterm_trace())
|
|
|
4491 rest = msec;
|
|
|
4492 # endif
|
|
|
4493 do
|
|
|
4494 {
|
|
|
4495 # ifdef FEAT_XCLIPBOARD
|
|
|
4496 if (rest != 0)
|
|
|
4497 {
|
|
|
4498 msec = XT_TRACE_DELAY;
|
|
|
4499 if (rest >= 0 && rest < XT_TRACE_DELAY)
|
|
|
4500 msec = rest;
|
|
|
4501 if (rest >= 0)
|
|
|
4502 rest -= msec;
|
|
|
4503 }
|
|
|
4504 # endif
|
|
|
4505 # ifdef FEAT_MOUSE_GPM
|
|
|
4506 gpm_process_wanted = 0;
|
|
|
4507 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted);
|
|
|
4508 # else
|
|
|
4509 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4510 # endif
|
|
|
4511 if (!avail)
|
|
|
4512 {
|
|
|
4513 if (input_available())
|
|
|
4514 return 1;
|
|
|
4515 # ifdef FEAT_XCLIPBOARD
|
|
|
4516 if (rest == 0 || !do_xterm_trace())
|
|
|
4517 # endif
|
|
|
4518 break;
|
|
|
4519 }
|
|
|
4520 }
|
|
|
4521 while (FALSE
|
|
|
4522 # ifdef FEAT_MOUSE_GPM
|
|
|
4523 || (gpm_process_wanted && mch_gpm_process() == 0)
|
|
|
4524 # endif
|
|
|
4525 # ifdef FEAT_XCLIPBOARD
|
|
|
4526 || (!avail && rest != 0)
|
|
|
4527 # endif
|
|
|
4528 );
|
|
|
4529
|
|
|
4530 #else
|
|
|
4531 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4532 #endif
|
|
|
4533 return avail;
|
|
|
4534 }
|
|
|
4535
|
|
|
4536 /*
|
|
|
4537 * Wait "msec" msec until a character is available from file descriptor "fd".
|
|
|
4538 * Time == -1 will block forever.
|
|
|
4539 * When a GUI is being used, this will not be used for input -- webb
|
|
|
4540 * Returns also, when a request from Sniff is waiting -- toni.
|
|
|
4541 * Or when a Linux GPM mouse event is waiting.
|
|
|
4542 */
|
|
|
4543 /* ARGSUSED */
|
|
|
4544 #if defined(__BEOS__)
|
|
|
4545 int
|
|
|
4546 #else
|
|
|
4547 static int
|
|
|
4548 #endif
|
|
|
4549 RealWaitForChar(fd, msec, check_for_gpm)
|
|
|
4550 int fd;
|
|
|
4551 long msec;
|
|
|
4552 int *check_for_gpm;
|
|
|
4553 {
|
|
|
4554 int ret;
|
|
14
|
4555 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
|
7
|
4556 static int busy = FALSE;
|
|
|
4557
|
|
|
4558 /* May retry getting characters after an event was handled. */
|
|
|
4559 # define MAY_LOOP
|
|
|
4560
|
|
|
4561 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
4562 /* Remember at what time we started, so that we know how much longer we
|
|
|
4563 * should wait after being interrupted. */
|
|
|
4564 # define USE_START_TV
|
|
|
4565 struct timeval start_tv;
|
|
|
4566
|
|
|
4567 if (msec > 0 && (
|
|
|
4568 # ifdef FEAT_XCLIPBOARD
|
|
|
4569 xterm_Shell != (Widget)0
|
|
14
|
4570 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
|
7
|
4571 ||
|
|
|
4572 # endif
|
|
|
4573 # endif
|
|
|
4574 # ifdef USE_XSMP
|
|
|
4575 xsmp_icefd != -1
|
|
14
|
4576 # ifdef FEAT_MZSCHEME
|
|
|
4577 ||
|
|
|
4578 # endif
|
|
|
4579 # endif
|
|
|
4580 # ifdef FEAT_MZSCHEME
|
|
|
4581 (mzthreads_allowed() && p_mzq > 0)
|
|
7
|
4582 # endif
|
|
|
4583 ))
|
|
|
4584 gettimeofday(&start_tv, NULL);
|
|
|
4585 # endif
|
|
|
4586
|
|
|
4587 /* Handle being called recursively. This may happen for the session
|
|
|
4588 * manager stuff, it may save the file, which does a breakcheck. */
|
|
|
4589 if (busy)
|
|
|
4590 return 0;
|
|
|
4591 #endif
|
|
|
4592
|
|
|
4593 #ifdef MAY_LOOP
|
|
407
|
4594 for (;;)
|
|
7
|
4595 #endif
|
|
|
4596 {
|
|
|
4597 #ifdef MAY_LOOP
|
|
|
4598 int finished = TRUE; /* default is to 'loop' just once */
|
|
14
|
4599 # ifdef FEAT_MZSCHEME
|
|
|
4600 int mzquantum_used = FALSE;
|
|
|
4601 # endif
|
|
7
|
4602 #endif
|
|
|
4603 #ifndef HAVE_SELECT
|
|
|
4604 struct pollfd fds[5];
|
|
|
4605 int nfd;
|
|
|
4606 # ifdef FEAT_XCLIPBOARD
|
|
|
4607 int xterm_idx = -1;
|
|
|
4608 # endif
|
|
|
4609 # ifdef FEAT_MOUSE_GPM
|
|
|
4610 int gpm_idx = -1;
|
|
|
4611 # endif
|
|
|
4612 # ifdef USE_XSMP
|
|
|
4613 int xsmp_idx = -1;
|
|
|
4614 # endif
|
|
14
|
4615 int towait = (int)msec;
|
|
|
4616
|
|
|
4617 # ifdef FEAT_MZSCHEME
|
|
|
4618 mzvim_check_threads();
|
|
|
4619 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
|
4620 {
|
|
|
4621 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */
|
|
|
4622 mzquantum_used = TRUE;
|
|
|
4623 }
|
|
|
4624 # endif
|
|
7
|
4625 fds[0].fd = fd;
|
|
|
4626 fds[0].events = POLLIN;
|
|
|
4627 nfd = 1;
|
|
|
4628
|
|
|
4629 # ifdef FEAT_SNIFF
|
|
|
4630 # define SNIFF_IDX 1
|
|
|
4631 if (want_sniff_request)
|
|
|
4632 {
|
|
|
4633 fds[SNIFF_IDX].fd = fd_from_sniff;
|
|
|
4634 fds[SNIFF_IDX].events = POLLIN;
|
|
|
4635 nfd++;
|
|
|
4636 }
|
|
|
4637 # endif
|
|
|
4638 # ifdef FEAT_XCLIPBOARD
|
|
|
4639 if (xterm_Shell != (Widget)0)
|
|
|
4640 {
|
|
|
4641 xterm_idx = nfd;
|
|
|
4642 fds[nfd].fd = ConnectionNumber(xterm_dpy);
|
|
|
4643 fds[nfd].events = POLLIN;
|
|
|
4644 nfd++;
|
|
|
4645 }
|
|
|
4646 # endif
|
|
|
4647 # ifdef FEAT_MOUSE_GPM
|
|
|
4648 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4649 {
|
|
|
4650 gpm_idx = nfd;
|
|
|
4651 fds[nfd].fd = gpm_fd;
|
|
|
4652 fds[nfd].events = POLLIN;
|
|
|
4653 nfd++;
|
|
|
4654 }
|
|
|
4655 # endif
|
|
|
4656 # ifdef USE_XSMP
|
|
|
4657 if (xsmp_icefd != -1)
|
|
|
4658 {
|
|
|
4659 xsmp_idx = nfd;
|
|
|
4660 fds[nfd].fd = xsmp_icefd;
|
|
|
4661 fds[nfd].events = POLLIN;
|
|
|
4662 nfd++;
|
|
|
4663 }
|
|
|
4664 # endif
|
|
|
4665
|
|
14
|
4666 ret = poll(fds, nfd, towait);
|
|
|
4667 # ifdef FEAT_MZSCHEME
|
|
|
4668 if (ret == 0 && mzquantum_used)
|
|
1450
|
4669 /* MzThreads scheduling is required and timeout occurred */
|
|
14
|
4670 finished = FALSE;
|
|
|
4671 # endif
|
|
7
|
4672
|
|
|
4673 # ifdef FEAT_SNIFF
|
|
|
4674 if (ret < 0)
|
|
|
4675 sniff_disconnect(1);
|
|
|
4676 else if (want_sniff_request)
|
|
|
4677 {
|
|
|
4678 if (fds[SNIFF_IDX].revents & POLLHUP)
|
|
|
4679 sniff_disconnect(1);
|
|
|
4680 if (fds[SNIFF_IDX].revents & POLLIN)
|
|
|
4681 sniff_request_waiting = 1;
|
|
|
4682 }
|
|
|
4683 # endif
|
|
|
4684 # ifdef FEAT_XCLIPBOARD
|
|
|
4685 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN))
|
|
|
4686 {
|
|
|
4687 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4688 if (--ret == 0 && !input_available())
|
|
|
4689 /* Try again */
|
|
|
4690 finished = FALSE;
|
|
|
4691 }
|
|
|
4692 # endif
|
|
|
4693 # ifdef FEAT_MOUSE_GPM
|
|
|
4694 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN))
|
|
|
4695 {
|
|
|
4696 *check_for_gpm = 1;
|
|
|
4697 }
|
|
|
4698 # endif
|
|
|
4699 # ifdef USE_XSMP
|
|
|
4700 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP)))
|
|
|
4701 {
|
|
|
4702 if (fds[xsmp_idx].revents & POLLIN)
|
|
|
4703 {
|
|
|
4704 busy = TRUE;
|
|
|
4705 xsmp_handle_requests();
|
|
|
4706 busy = FALSE;
|
|
|
4707 }
|
|
|
4708 else if (fds[xsmp_idx].revents & POLLHUP)
|
|
|
4709 {
|
|
|
4710 if (p_verbose > 0)
|
|
292
|
4711 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
|
7
|
4712 xsmp_close();
|
|
|
4713 }
|
|
|
4714 if (--ret == 0)
|
|
14
|
4715 finished = FALSE; /* Try again */
|
|
7
|
4716 }
|
|
|
4717 # endif
|
|
|
4718
|
|
|
4719
|
|
|
4720 #else /* HAVE_SELECT */
|
|
|
4721
|
|
|
4722 struct timeval tv;
|
|
14
|
4723 struct timeval *tvp;
|
|
7
|
4724 fd_set rfds, efds;
|
|
|
4725 int maxfd;
|
|
14
|
4726 long towait = msec;
|
|
|
4727
|
|
|
4728 # ifdef FEAT_MZSCHEME
|
|
|
4729 mzvim_check_threads();
|
|
|
4730 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
|
4731 {
|
|
|
4732 towait = p_mzq; /* don't wait longer than 'mzquantum' */
|
|
|
4733 mzquantum_used = TRUE;
|
|
|
4734 }
|
|
|
4735 # endif
|
|
7
|
4736 # ifdef __EMX__
|
|
|
4737 /* don't check for incoming chars if not in raw mode, because select()
|
|
|
4738 * always returns TRUE then (in some version of emx.dll) */
|
|
|
4739 if (curr_tmode != TMODE_RAW)
|
|
|
4740 return 0;
|
|
|
4741 # endif
|
|
|
4742
|
|
14
|
4743 if (towait >= 0)
|
|
7
|
4744 {
|
|
14
|
4745 tv.tv_sec = towait / 1000;
|
|
|
4746 tv.tv_usec = (towait % 1000) * (1000000/1000);
|
|
|
4747 tvp = &tv;
|
|
7
|
4748 }
|
|
14
|
4749 else
|
|
|
4750 tvp = NULL;
|
|
7
|
4751
|
|
|
4752 /*
|
|
|
4753 * Select on ready for reading and exceptional condition (end of file).
|
|
|
4754 */
|
|
|
4755 FD_ZERO(&rfds); /* calls bzero() on a sun */
|
|
|
4756 FD_ZERO(&efds);
|
|
|
4757 FD_SET(fd, &rfds);
|
|
|
4758 # if !defined(__QNX__) && !defined(__CYGWIN32__)
|
|
|
4759 /* For QNX select() always returns 1 if this is set. Why? */
|
|
|
4760 FD_SET(fd, &efds);
|
|
|
4761 # endif
|
|
|
4762 maxfd = fd;
|
|
|
4763
|
|
|
4764 # ifdef FEAT_SNIFF
|
|
|
4765 if (want_sniff_request)
|
|
|
4766 {
|
|
|
4767 FD_SET(fd_from_sniff, &rfds);
|
|
|
4768 FD_SET(fd_from_sniff, &efds);
|
|
|
4769 if (maxfd < fd_from_sniff)
|
|
|
4770 maxfd = fd_from_sniff;
|
|
|
4771 }
|
|
|
4772 # endif
|
|
|
4773 # ifdef FEAT_XCLIPBOARD
|
|
|
4774 if (xterm_Shell != (Widget)0)
|
|
|
4775 {
|
|
|
4776 FD_SET(ConnectionNumber(xterm_dpy), &rfds);
|
|
|
4777 if (maxfd < ConnectionNumber(xterm_dpy))
|
|
|
4778 maxfd = ConnectionNumber(xterm_dpy);
|
|
|
4779 }
|
|
|
4780 # endif
|
|
|
4781 # ifdef FEAT_MOUSE_GPM
|
|
|
4782 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4783 {
|
|
|
4784 FD_SET(gpm_fd, &rfds);
|
|
|
4785 FD_SET(gpm_fd, &efds);
|
|
|
4786 if (maxfd < gpm_fd)
|
|
|
4787 maxfd = gpm_fd;
|
|
|
4788 }
|
|
|
4789 # endif
|
|
|
4790 # ifdef USE_XSMP
|
|
|
4791 if (xsmp_icefd != -1)
|
|
|
4792 {
|
|
|
4793 FD_SET(xsmp_icefd, &rfds);
|
|
|
4794 FD_SET(xsmp_icefd, &efds);
|
|
|
4795 if (maxfd < xsmp_icefd)
|
|
|
4796 maxfd = xsmp_icefd;
|
|
|
4797 }
|
|
|
4798 # endif
|
|
|
4799
|
|
|
4800 # ifdef OLD_VMS
|
|
|
4801 /* Old VMS as v6.2 and older have broken select(). It waits more than
|
|
|
4802 * required. Should not be used */
|
|
|
4803 ret = 0;
|
|
|
4804 # else
|
|
14
|
4805 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp);
|
|
|
4806 # endif
|
|
1076
|
4807 # ifdef __TANDEM
|
|
|
4808 if (ret == -1 && errno == ENOTSUP)
|
|
|
4809 {
|
|
|
4810 FD_ZERO(&rfds);
|
|
|
4811 FD_ZERO(&efds);
|
|
|
4812 ret = 0;
|
|
|
4813 }
|
|
|
4814 #endif
|
|
14
|
4815 # ifdef FEAT_MZSCHEME
|
|
|
4816 if (ret == 0 && mzquantum_used)
|
|
1450
|
4817 /* loop if MzThreads must be scheduled and timeout occurred */
|
|
14
|
4818 finished = FALSE;
|
|
7
|
4819 # endif
|
|
|
4820
|
|
|
4821 # ifdef FEAT_SNIFF
|
|
|
4822 if (ret < 0 )
|
|
|
4823 sniff_disconnect(1);
|
|
|
4824 else if (ret > 0 && want_sniff_request)
|
|
|
4825 {
|
|
|
4826 if (FD_ISSET(fd_from_sniff, &efds))
|
|
|
4827 sniff_disconnect(1);
|
|
|
4828 if (FD_ISSET(fd_from_sniff, &rfds))
|
|
|
4829 sniff_request_waiting = 1;
|
|
|
4830 }
|
|
|
4831 # endif
|
|
|
4832 # ifdef FEAT_XCLIPBOARD
|
|
|
4833 if (ret > 0 && xterm_Shell != (Widget)0
|
|
|
4834 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds))
|
|
|
4835 {
|
|
|
4836 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4837 /* continue looping when we only got the X event and the input
|
|
|
4838 * buffer is empty */
|
|
|
4839 if (--ret == 0 && !input_available())
|
|
|
4840 {
|
|
|
4841 /* Try again */
|
|
|
4842 finished = FALSE;
|
|
|
4843 }
|
|
|
4844 }
|
|
|
4845 # endif
|
|
|
4846 # ifdef FEAT_MOUSE_GPM
|
|
|
4847 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0)
|
|
|
4848 {
|
|
|
4849 if (FD_ISSET(gpm_fd, &efds))
|
|
|
4850 gpm_close();
|
|
|
4851 else if (FD_ISSET(gpm_fd, &rfds))
|
|
|
4852 *check_for_gpm = 1;
|
|
|
4853 }
|
|
|
4854 # endif
|
|
|
4855 # ifdef USE_XSMP
|
|
|
4856 if (ret > 0 && xsmp_icefd != -1)
|
|
|
4857 {
|
|
|
4858 if (FD_ISSET(xsmp_icefd, &efds))
|
|
|
4859 {
|
|
|
4860 if (p_verbose > 0)
|
|
292
|
4861 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
|
7
|
4862 xsmp_close();
|
|
|
4863 if (--ret == 0)
|
|
|
4864 finished = FALSE; /* keep going if event was only one */
|
|
|
4865 }
|
|
|
4866 else if (FD_ISSET(xsmp_icefd, &rfds))
|
|
|
4867 {
|
|
|
4868 busy = TRUE;
|
|
|
4869 xsmp_handle_requests();
|
|
|
4870 busy = FALSE;
|
|
|
4871 if (--ret == 0)
|
|
|
4872 finished = FALSE; /* keep going if event was only one */
|
|
|
4873 }
|
|
|
4874 }
|
|
|
4875 # endif
|
|
|
4876
|
|
|
4877 #endif /* HAVE_SELECT */
|
|
|
4878
|
|
|
4879 #ifdef MAY_LOOP
|
|
|
4880 if (finished || msec == 0)
|
|
|
4881 break;
|
|
|
4882
|
|
|
4883 /* We're going to loop around again, find out for how long */
|
|
|
4884 if (msec > 0)
|
|
|
4885 {
|
|
|
4886 # ifdef USE_START_TV
|
|
|
4887 struct timeval mtv;
|
|
|
4888
|
|
|
4889 /* Compute remaining wait time. */
|
|
|
4890 gettimeofday(&mtv, NULL);
|
|
|
4891 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L
|
|
|
4892 + (mtv.tv_usec - start_tv.tv_usec) / 1000L;
|
|
|
4893 # else
|
|
|
4894 /* Guess we got interrupted halfway. */
|
|
|
4895 msec = msec / 2;
|
|
|
4896 # endif
|
|
|
4897 if (msec <= 0)
|
|
|
4898 break; /* waited long enough */
|
|
|
4899 }
|
|
|
4900 #endif
|
|
|
4901 }
|
|
|
4902
|
|
|
4903 return (ret > 0);
|
|
|
4904 }
|
|
|
4905
|
|
|
4906 #ifndef VMS
|
|
|
4907
|
|
|
4908 #ifndef NO_EXPANDPATH
|
|
|
4909 /*
|
|
444
|
4910 * Expand a path into all matching files and/or directories. Handles "*",
|
|
|
4911 * "?", "[a-z]", "**", etc.
|
|
|
4912 * "path" has backslashes before chars that are not to be expanded.
|
|
|
4913 * Returns the number of matches found.
|
|
7
|
4914 */
|
|
|
4915 int
|
|
|
4916 mch_expandpath(gap, path, flags)
|
|
|
4917 garray_T *gap;
|
|
|
4918 char_u *path;
|
|
|
4919 int flags; /* EW_* flags */
|
|
|
4920 {
|
|
444
|
4921 return unix_expandpath(gap, path, 0, flags, FALSE);
|
|
7
|
4922 }
|
|
|
4923 #endif
|
|
|
4924
|
|
|
4925 /*
|
|
|
4926 * mch_expand_wildcards() - this code does wild-card pattern matching using
|
|
|
4927 * the shell
|
|
|
4928 *
|
|
|
4929 * return OK for success, FAIL for error (you may lose some memory) and put
|
|
|
4930 * an error message in *file.
|
|
|
4931 *
|
|
|
4932 * num_pat is number of input patterns
|
|
|
4933 * pat is array of pointers to input patterns
|
|
|
4934 * num_file is pointer to number of matched file names
|
|
|
4935 * file is pointer to array of pointers to matched file names
|
|
|
4936 */
|
|
|
4937
|
|
|
4938 #ifndef SEEK_SET
|
|
|
4939 # define SEEK_SET 0
|
|
|
4940 #endif
|
|
|
4941 #ifndef SEEK_END
|
|
|
4942 # define SEEK_END 2
|
|
|
4943 #endif
|
|
|
4944
|
|
822
|
4945 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|"
|
|
628
|
4946
|
|
7
|
4947 /* ARGSUSED */
|
|
|
4948 int
|
|
|
4949 mch_expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
|
4950 int num_pat;
|
|
|
4951 char_u **pat;
|
|
|
4952 int *num_file;
|
|
|
4953 char_u ***file;
|
|
|
4954 int flags; /* EW_* flags */
|
|
|
4955 {
|
|
|
4956 int i;
|
|
|
4957 size_t len;
|
|
|
4958 char_u *p;
|
|
|
4959 int dir;
|
|
|
4960 #ifdef __EMX__
|
|
1508
|
4961 /*
|
|
|
4962 * This is the OS/2 implementation.
|
|
|
4963 */
|
|
7
|
4964 # define EXPL_ALLOC_INC 16
|
|
|
4965 char_u **expl_files;
|
|
|
4966 size_t files_alloced, files_free;
|
|
|
4967 char_u *buf;
|
|
|
4968 int has_wildcard;
|
|
|
4969
|
|
|
4970 *num_file = 0; /* default: no files found */
|
|
|
4971 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */
|
|
|
4972 files_free = EXPL_ALLOC_INC; /* how much space is not used */
|
|
|
4973 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced);
|
|
|
4974 if (*file == NULL)
|
|
|
4975 return FAIL;
|
|
|
4976
|
|
|
4977 for (; num_pat > 0; num_pat--, pat++)
|
|
|
4978 {
|
|
|
4979 expl_files = NULL;
|
|
|
4980 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~'))
|
|
|
4981 /* expand environment var or home dir */
|
|
|
4982 buf = expand_env_save(*pat);
|
|
|
4983 else
|
|
|
4984 buf = vim_strsave(*pat);
|
|
|
4985 expl_files = NULL;
|
|
99
|
4986 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */
|
|
7
|
4987 if (has_wildcard) /* yes, so expand them */
|
|
|
4988 expl_files = (char_u **)_fnexplode(buf);
|
|
|
4989
|
|
|
4990 /*
|
|
|
4991 * return value of buf if no wildcards left,
|
|
|
4992 * OR if no match AND EW_NOTFOUND is set.
|
|
|
4993 */
|
|
|
4994 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0))
|
|
|
4995 || (expl_files == NULL && (flags & EW_NOTFOUND)))
|
|
|
4996 { /* simply save the current contents of *buf */
|
|
|
4997 expl_files = (char_u **)alloc(sizeof(char_u **) * 2);
|
|
|
4998 if (expl_files != NULL)
|
|
|
4999 {
|
|
|
5000 expl_files[0] = vim_strsave(buf);
|
|
|
5001 expl_files[1] = NULL;
|
|
|
5002 }
|
|
|
5003 }
|
|
|
5004 vim_free(buf);
|
|
|
5005
|
|
|
5006 /*
|
|
|
5007 * Count number of names resulting from expansion,
|
|
|
5008 * At the same time add a backslash to the end of names that happen to
|
|
|
5009 * be directories, and replace slashes with backslashes.
|
|
|
5010 */
|
|
|
5011 if (expl_files)
|
|
|
5012 {
|
|
|
5013 for (i = 0; (p = expl_files[i]) != NULL; i++)
|
|
|
5014 {
|
|
|
5015 dir = mch_isdir(p);
|
|
|
5016 /* If we don't want dirs and this is one, skip it */
|
|
|
5017 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
5018 continue;
|
|
|
5019
|
|
715
|
5020 /* Skip files that are not executable if we check for that. */
|
|
|
5021 if (!dir && (flags & EW_EXEC) && !mch_can_exe(p))
|
|
|
5022 continue;
|
|
|
5023
|
|
7
|
5024 if (--files_free == 0)
|
|
|
5025 {
|
|
|
5026 /* need more room in table of pointers */
|
|
|
5027 files_alloced += EXPL_ALLOC_INC;
|
|
|
5028 *file = (char_u **)vim_realloc(*file,
|
|
|
5029 sizeof(char_u **) * files_alloced);
|
|
|
5030 if (*file == NULL)
|
|
|
5031 {
|
|
|
5032 EMSG(_(e_outofmem));
|
|
|
5033 *num_file = 0;
|
|
|
5034 return FAIL;
|
|
|
5035 }
|
|
|
5036 files_free = EXPL_ALLOC_INC;
|
|
|
5037 }
|
|
|
5038 slash_adjust(p);
|
|
|
5039 if (dir)
|
|
|
5040 {
|
|
|
5041 /* For a directory we add a '/', unless it's already
|
|
|
5042 * there. */
|
|
|
5043 len = STRLEN(p);
|
|
|
5044 if (((*file)[*num_file] = alloc(len + 2)) != NULL)
|
|
|
5045 {
|
|
|
5046 STRCPY((*file)[*num_file], p);
|
|
902
|
5047 if (!after_pathsep((*file)[*num_file],
|
|
|
5048 (*file)[*num_file] + len))
|
|
7
|
5049 {
|
|
|
5050 (*file)[*num_file][len] = psepc;
|
|
39
|
5051 (*file)[*num_file][len + 1] = NUL;
|
|
7
|
5052 }
|
|
|
5053 }
|
|
|
5054 }
|
|
|
5055 else
|
|
|
5056 {
|
|
|
5057 (*file)[*num_file] = vim_strsave(p);
|
|
|
5058 }
|
|
|
5059
|
|
|
5060 /*
|
|
|
5061 * Error message already given by either alloc or vim_strsave.
|
|
|
5062 * Should return FAIL, but returning OK works also.
|
|
|
5063 */
|
|
|
5064 if ((*file)[*num_file] == NULL)
|
|
|
5065 break;
|
|
|
5066 (*num_file)++;
|
|
|
5067 }
|
|
|
5068 _fnexplodefree((char **)expl_files);
|
|
|
5069 }
|
|
|
5070 }
|
|
|
5071 return OK;
|
|
|
5072
|
|
|
5073 #else /* __EMX__ */
|
|
1508
|
5074 /*
|
|
|
5075 * This is the non-OS/2 implementation (really Unix).
|
|
|
5076 */
|
|
7
|
5077 int j;
|
|
|
5078 char_u *tempname;
|
|
|
5079 char_u *command;
|
|
|
5080 FILE *fd;
|
|
|
5081 char_u *buffer;
|
|
1508
|
5082 #define STYLE_ECHO 0 /* use "echo", the default */
|
|
|
5083 #define STYLE_GLOB 1 /* use "glob", for csh */
|
|
|
5084 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */
|
|
|
5085 #define STYLE_PRINT 3 /* use "print -N", for zsh */
|
|
|
5086 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern
|
|
|
5087 * directly */
|
|
7
|
5088 int shell_style = STYLE_ECHO;
|
|
|
5089 int check_spaces;
|
|
|
5090 static int did_find_nul = FALSE;
|
|
|
5091 int ampersent = FALSE;
|
|
1508
|
5092 /* vimglob() function to define for Posix shell */
|
|
|
5093 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo -n \"$1\"; echo; shift; done }; vimglob >";
|
|
7
|
5094
|
|
|
5095 *num_file = 0; /* default: no files found */
|
|
|
5096 *file = NULL;
|
|
|
5097
|
|
|
5098 /*
|
|
|
5099 * If there are no wildcards, just copy the names to allocated memory.
|
|
|
5100 * Saves a lot of time, because we don't have to start a new shell.
|
|
|
5101 */
|
|
|
5102 if (!have_wildcard(num_pat, pat))
|
|
|
5103 return save_patterns(num_pat, pat, num_file, file);
|
|
|
5104
|
|
428
|
5105 # ifdef HAVE_SANDBOX
|
|
|
5106 /* Don't allow any shell command in the sandbox. */
|
|
|
5107 if (sandbox != 0 && check_secure())
|
|
|
5108 return FAIL;
|
|
|
5109 # endif
|
|
|
5110
|
|
7
|
5111 /*
|
|
|
5112 * Don't allow the use of backticks in secure and restricted mode.
|
|
|
5113 */
|
|
428
|
5114 if (secure || restricted)
|
|
7
|
5115 for (i = 0; i < num_pat; ++i)
|
|
|
5116 if (vim_strchr(pat[i], '`') != NULL
|
|
|
5117 && (check_restricted() || check_secure()))
|
|
|
5118 return FAIL;
|
|
|
5119
|
|
|
5120 /*
|
|
|
5121 * get a name for the temp file
|
|
|
5122 */
|
|
|
5123 if ((tempname = vim_tempname('o')) == NULL)
|
|
|
5124 {
|
|
|
5125 EMSG(_(e_notmp));
|
|
|
5126 return FAIL;
|
|
|
5127 }
|
|
|
5128
|
|
|
5129 /*
|
|
|
5130 * Let the shell expand the patterns and write the result into the temp
|
|
1508
|
5131 * file.
|
|
|
5132 * STYLE_BT: NL separated
|
|
|
5133 * If expanding `cmd` execute it directly.
|
|
|
5134 * STYLE_GLOB: NUL separated
|
|
|
5135 * If we use *csh, "glob" will work better than "echo".
|
|
|
5136 * STYLE_PRINT: NL or NUL separated
|
|
|
5137 * If we use *zsh, "print -N" will work better than "glob".
|
|
|
5138 * STYLE_VIMGLOB: NL separated
|
|
|
5139 * If we use *sh*, we define "vimglob()".
|
|
|
5140 * STYLE_ECHO: space separated.
|
|
|
5141 * A shell we don't know, stay safe and use "echo".
|
|
7
|
5142 */
|
|
|
5143 if (num_pat == 1 && *pat[0] == '`'
|
|
|
5144 && (len = STRLEN(pat[0])) > 2
|
|
|
5145 && *(pat[0] + len - 1) == '`')
|
|
|
5146 shell_style = STYLE_BT;
|
|
|
5147 else if ((len = STRLEN(p_sh)) >= 3)
|
|
|
5148 {
|
|
|
5149 if (STRCMP(p_sh + len - 3, "csh") == 0)
|
|
|
5150 shell_style = STYLE_GLOB;
|
|
|
5151 else if (STRCMP(p_sh + len - 3, "zsh") == 0)
|
|
|
5152 shell_style = STYLE_PRINT;
|
|
|
5153 }
|
|
1508
|
5154 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh),
|
|
|
5155 "sh") != NULL)
|
|
|
5156 shell_style = STYLE_VIMGLOB;
|
|
|
5157
|
|
|
5158 /* Compute the length of the command. We need 2 extra bytes: for the
|
|
|
5159 * optional '&' and for the NUL.
|
|
|
5160 * Worst case: "unset nonomatch; print -N >" plus two is 29 */
|
|
7
|
5161 len = STRLEN(tempname) + 29;
|
|
1508
|
5162 if (shell_style == STYLE_VIMGLOB)
|
|
|
5163 len += STRLEN(sh_vimglob_func);
|
|
|
5164
|
|
147
|
5165 for (i = 0; i < num_pat; ++i)
|
|
|
5166 {
|
|
|
5167 /* Count the length of the patterns in the same way as they are put in
|
|
|
5168 * "command" below. */
|
|
|
5169 #ifdef USE_SYSTEM
|
|
7
|
5170 len += STRLEN(pat[i]) + 3; /* add space and two quotes */
|
|
147
|
5171 #else
|
|
|
5172 ++len; /* add space */
|
|
628
|
5173 for (j = 0; pat[i][j] != NUL; ++j)
|
|
|
5174 {
|
|
|
5175 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL)
|
|
|
5176 ++len; /* may add a backslash */
|
|
|
5177 ++len;
|
|
|
5178 }
|
|
147
|
5179 #endif
|
|
|
5180 }
|
|
7
|
5181 command = alloc(len);
|
|
|
5182 if (command == NULL)
|
|
|
5183 {
|
|
|
5184 /* out of memory */
|
|
|
5185 vim_free(tempname);
|
|
|
5186 return FAIL;
|
|
|
5187 }
|
|
|
5188
|
|
|
5189 /*
|
|
|
5190 * Build the shell command:
|
|
|
5191 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
|
|
|
5192 * recognizes this).
|
|
|
5193 * - Add the shell command to print the expanded names.
|
|
|
5194 * - Add the temp file name.
|
|
|
5195 * - Add the file name patterns.
|
|
|
5196 */
|
|
|
5197 if (shell_style == STYLE_BT)
|
|
|
5198 {
|
|
628
|
5199 /* change `command; command& ` to (command; command ) */
|
|
|
5200 STRCPY(command, "(");
|
|
|
5201 STRCAT(command, pat[0] + 1); /* exclude first backtick */
|
|
7
|
5202 p = command + STRLEN(command) - 1;
|
|
628
|
5203 *p-- = ')'; /* remove last backtick */
|
|
7
|
5204 while (p > command && vim_iswhite(*p))
|
|
|
5205 --p;
|
|
|
5206 if (*p == '&') /* remove trailing '&' */
|
|
|
5207 {
|
|
|
5208 ampersent = TRUE;
|
|
|
5209 *p = ' ';
|
|
|
5210 }
|
|
|
5211 STRCAT(command, ">");
|
|
|
5212 }
|
|
|
5213 else
|
|
|
5214 {
|
|
|
5215 if (flags & EW_NOTFOUND)
|
|
|
5216 STRCPY(command, "set nonomatch; ");
|
|
|
5217 else
|
|
|
5218 STRCPY(command, "unset nonomatch; ");
|
|
|
5219 if (shell_style == STYLE_GLOB)
|
|
|
5220 STRCAT(command, "glob >");
|
|
|
5221 else if (shell_style == STYLE_PRINT)
|
|
|
5222 STRCAT(command, "print -N >");
|
|
1508
|
5223 else if (shell_style == STYLE_VIMGLOB)
|
|
|
5224 STRCAT(command, sh_vimglob_func);
|
|
7
|
5225 else
|
|
|
5226 STRCAT(command, "echo >");
|
|
|
5227 }
|
|
1508
|
5228
|
|
7
|
5229 STRCAT(command, tempname);
|
|
1508
|
5230
|
|
7
|
5231 if (shell_style != STYLE_BT)
|
|
|
5232 for (i = 0; i < num_pat; ++i)
|
|
|
5233 {
|
|
|
5234 /* When using system() always add extra quotes, because the shell
|
|
628
|
5235 * is started twice. Otherwise put a backslash before special
|
|
1450
|
5236 * characters, except inside ``. */
|
|
7
|
5237 #ifdef USE_SYSTEM
|
|
|
5238 STRCAT(command, " \"");
|
|
|
5239 STRCAT(command, pat[i]);
|
|
|
5240 STRCAT(command, "\"");
|
|
|
5241 #else
|
|
233
|
5242 int intick = FALSE;
|
|
|
5243
|
|
7
|
5244 p = command + STRLEN(command);
|
|
|
5245 *p++ = ' ';
|
|
628
|
5246 for (j = 0; pat[i][j] != NUL; ++j)
|
|
233
|
5247 {
|
|
|
5248 if (pat[i][j] == '`')
|
|
|
5249 intick = !intick;
|
|
628
|
5250 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL)
|
|
|
5251 {
|
|
644
|
5252 /* Remove a backslash, take char literally. But keep
|
|
652
|
5253 * backslash inside backticks, before a special character
|
|
|
5254 * and before a backtick. */
|
|
644
|
5255 if (intick
|
|
652
|
5256 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL
|
|
|
5257 || pat[i][j + 1] == '`')
|
|
644
|
5258 *p++ = '\\';
|
|
648
|
5259 ++j;
|
|
628
|
5260 }
|
|
|
5261 else if (!intick && vim_strchr(SHELL_SPECIAL,
|
|
233
|
5262 pat[i][j]) != NULL)
|
|
628
|
5263 /* Put a backslash before a special character, but not
|
|
|
5264 * when inside ``. */
|
|
|
5265 *p++ = '\\';
|
|
648
|
5266
|
|
|
5267 /* Copy one character. */
|
|
|
5268 *p++ = pat[i][j];
|
|
233
|
5269 }
|
|
7
|
5270 *p = NUL;
|
|
|
5271 #endif
|
|
|
5272 }
|
|
|
5273 if (flags & EW_SILENT)
|
|
|
5274 show_shell_mess = FALSE;
|
|
|
5275 if (ampersent)
|
|
1508
|
5276 STRCAT(command, "&"); /* put the '&' after the redirection */
|
|
7
|
5277
|
|
|
5278 /*
|
|
|
5279 * Using zsh -G: If a pattern has no matches, it is just deleted from
|
|
|
5280 * the argument list, otherwise zsh gives an error message and doesn't
|
|
|
5281 * expand any other pattern.
|
|
|
5282 */
|
|
|
5283 if (shell_style == STYLE_PRINT)
|
|
|
5284 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */
|
|
|
5285
|
|
|
5286 /*
|
|
|
5287 * If we use -f then shell variables set in .cshrc won't get expanded.
|
|
|
5288 * vi can do it, so we will too, but it is only necessary if there is a "$"
|
|
|
5289 * in one of the patterns, otherwise we can still use the fast option.
|
|
|
5290 */
|
|
|
5291 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat))
|
|
|
5292 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */
|
|
|
5293
|
|
|
5294 /*
|
|
|
5295 * execute the shell command
|
|
|
5296 */
|
|
|
5297 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT);
|
|
|
5298
|
|
|
5299 /* When running in the background, give it some time to create the temp
|
|
|
5300 * file, but don't wait for it to finish. */
|
|
|
5301 if (ampersent)
|
|
|
5302 mch_delay(10L, TRUE);
|
|
|
5303
|
|
|
5304 extra_shell_arg = NULL; /* cleanup */
|
|
|
5305 show_shell_mess = TRUE;
|
|
|
5306 vim_free(command);
|
|
|
5307
|
|
1508
|
5308 if (i != 0) /* mch_call_shell() failed */
|
|
7
|
5309 {
|
|
|
5310 mch_remove(tempname);
|
|
|
5311 vim_free(tempname);
|
|
|
5312 /*
|
|
|
5313 * With interactive completion, the error message is not printed.
|
|
|
5314 * However with USE_SYSTEM, I don't know how to turn off error messages
|
|
|
5315 * from the shell, so screen may still get messed up -- webb.
|
|
|
5316 */
|
|
|
5317 #ifndef USE_SYSTEM
|
|
|
5318 if (!(flags & EW_SILENT))
|
|
|
5319 #endif
|
|
|
5320 {
|
|
|
5321 redraw_later_clear(); /* probably messed up screen */
|
|
|
5322 msg_putchar('\n'); /* clear bottom line quickly */
|
|
|
5323 cmdline_row = Rows - 1; /* continue on last line */
|
|
|
5324 #ifdef USE_SYSTEM
|
|
|
5325 if (!(flags & EW_SILENT))
|
|
|
5326 #endif
|
|
|
5327 {
|
|
|
5328 MSG(_(e_wildexpand));
|
|
|
5329 msg_start(); /* don't overwrite this message */
|
|
|
5330 }
|
|
|
5331 }
|
|
|
5332 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
|
|
|
5333 * EW_NOTFOUND is given */
|
|
|
5334 if (shell_style == STYLE_BT)
|
|
|
5335 return FAIL;
|
|
|
5336 goto notfound;
|
|
|
5337 }
|
|
|
5338
|
|
|
5339 /*
|
|
|
5340 * read the names from the file into memory
|
|
|
5341 */
|
|
|
5342 fd = fopen((char *)tempname, READBIN);
|
|
|
5343 if (fd == NULL)
|
|
|
5344 {
|
|
|
5345 /* Something went wrong, perhaps a file name with a special char. */
|
|
|
5346 if (!(flags & EW_SILENT))
|
|
|
5347 {
|
|
|
5348 MSG(_(e_wildexpand));
|
|
|
5349 msg_start(); /* don't overwrite this message */
|
|
|
5350 }
|
|
|
5351 vim_free(tempname);
|
|
|
5352 goto notfound;
|
|
|
5353 }
|
|
|
5354 fseek(fd, 0L, SEEK_END);
|
|
|
5355 len = ftell(fd); /* get size of temp file */
|
|
|
5356 fseek(fd, 0L, SEEK_SET);
|
|
|
5357 buffer = alloc(len + 1);
|
|
|
5358 if (buffer == NULL)
|
|
|
5359 {
|
|
|
5360 /* out of memory */
|
|
|
5361 mch_remove(tempname);
|
|
|
5362 vim_free(tempname);
|
|
|
5363 fclose(fd);
|
|
|
5364 return FAIL;
|
|
|
5365 }
|
|
|
5366 i = fread((char *)buffer, 1, len, fd);
|
|
|
5367 fclose(fd);
|
|
|
5368 mch_remove(tempname);
|
|
|
5369 if (i != len)
|
|
|
5370 {
|
|
|
5371 /* unexpected read error */
|
|
|
5372 EMSG2(_(e_notread), tempname);
|
|
|
5373 vim_free(tempname);
|
|
|
5374 vim_free(buffer);
|
|
|
5375 return FAIL;
|
|
|
5376 }
|
|
|
5377 vim_free(tempname);
|
|
|
5378
|
|
1508
|
5379 # if defined(__CYGWIN__) || defined(__CYGWIN32__)
|
|
7
|
5380 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
|
|
|
5381 p = buffer;
|
|
|
5382 for (i = 0; i < len; ++i)
|
|
|
5383 if (!(buffer[i] == CAR && buffer[i + 1] == NL))
|
|
|
5384 *p++ = buffer[i];
|
|
|
5385 len = p - buffer;
|
|
|
5386 # endif
|
|
|
5387
|
|
|
5388
|
|
|
5389 /* file names are separated with Space */
|
|
|
5390 if (shell_style == STYLE_ECHO)
|
|
|
5391 {
|
|
|
5392 buffer[len] = '\n'; /* make sure the buffer ends in NL */
|
|
|
5393 p = buffer;
|
|
|
5394 for (i = 0; *p != '\n'; ++i) /* count number of entries */
|
|
|
5395 {
|
|
|
5396 while (*p != ' ' && *p != '\n')
|
|
|
5397 ++p;
|
|
|
5398 p = skipwhite(p); /* skip to next entry */
|
|
|
5399 }
|
|
|
5400 }
|
|
|
5401 /* file names are separated with NL */
|
|
1508
|
5402 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB)
|
|
7
|
5403 {
|
|
|
5404 buffer[len] = NUL; /* make sure the buffer ends in NUL */
|
|
|
5405 p = buffer;
|
|
|
5406 for (i = 0; *p != NUL; ++i) /* count number of entries */
|
|
|
5407 {
|
|
|
5408 while (*p != '\n' && *p != NUL)
|
|
|
5409 ++p;
|
|
|
5410 if (*p != NUL)
|
|
|
5411 ++p;
|
|
|
5412 p = skipwhite(p); /* skip leading white space */
|
|
|
5413 }
|
|
|
5414 }
|
|
|
5415 /* file names are separated with NUL */
|
|
|
5416 else
|
|
|
5417 {
|
|
|
5418 /*
|
|
|
5419 * Some versions of zsh use spaces instead of NULs to separate
|
|
|
5420 * results. Only do this when there is no NUL before the end of the
|
|
|
5421 * buffer, otherwise we would never be able to use file names with
|
|
|
5422 * embedded spaces when zsh does use NULs.
|
|
|
5423 * When we found a NUL once, we know zsh is OK, set did_find_nul and
|
|
|
5424 * don't check for spaces again.
|
|
|
5425 */
|
|
|
5426 check_spaces = FALSE;
|
|
|
5427 if (shell_style == STYLE_PRINT && !did_find_nul)
|
|
|
5428 {
|
|
|
5429 /* If there is a NUL, set did_find_nul, else set check_spaces */
|
|
|
5430 if (len && (int)STRLEN(buffer) < len - 1)
|
|
|
5431 did_find_nul = TRUE;
|
|
|
5432 else
|
|
|
5433 check_spaces = TRUE;
|
|
|
5434 }
|
|
|
5435
|
|
|
5436 /*
|
|
|
5437 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
|
|
|
5438 * already is one, for STYLE_GLOB it needs to be added.
|
|
|
5439 */
|
|
|
5440 if (len && buffer[len - 1] == NUL)
|
|
|
5441 --len;
|
|
|
5442 else
|
|
|
5443 buffer[len] = NUL;
|
|
|
5444 i = 0;
|
|
|
5445 for (p = buffer; p < buffer + len; ++p)
|
|
|
5446 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */
|
|
|
5447 {
|
|
|
5448 ++i;
|
|
|
5449 *p = NUL;
|
|
|
5450 }
|
|
|
5451 if (len)
|
|
|
5452 ++i; /* count last entry */
|
|
|
5453 }
|
|
|
5454 if (i == 0)
|
|
|
5455 {
|
|
|
5456 /*
|
|
|
5457 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
|
|
|
5458 * /bin/sh will happily expand it to nothing rather than returning an
|
|
|
5459 * error; and hey, it's good to check anyway -- webb.
|
|
|
5460 */
|
|
|
5461 vim_free(buffer);
|
|
|
5462 goto notfound;
|
|
|
5463 }
|
|
|
5464 *num_file = i;
|
|
|
5465 *file = (char_u **)alloc(sizeof(char_u *) * i);
|
|
|
5466 if (*file == NULL)
|
|
|
5467 {
|
|
|
5468 /* out of memory */
|
|
|
5469 vim_free(buffer);
|
|
|
5470 return FAIL;
|
|
|
5471 }
|
|
|
5472
|
|
|
5473 /*
|
|
|
5474 * Isolate the individual file names.
|
|
|
5475 */
|
|
|
5476 p = buffer;
|
|
|
5477 for (i = 0; i < *num_file; ++i)
|
|
|
5478 {
|
|
|
5479 (*file)[i] = p;
|
|
|
5480 /* Space or NL separates */
|
|
1508
|
5481 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT
|
|
|
5482 || shell_style == STYLE_VIMGLOB)
|
|
7
|
5483 {
|
|
652
|
5484 while (!(shell_style == STYLE_ECHO && *p == ' ')
|
|
|
5485 && *p != '\n' && *p != NUL)
|
|
7
|
5486 ++p;
|
|
|
5487 if (p == buffer + len) /* last entry */
|
|
|
5488 *p = NUL;
|
|
|
5489 else
|
|
|
5490 {
|
|
|
5491 *p++ = NUL;
|
|
|
5492 p = skipwhite(p); /* skip to next entry */
|
|
|
5493 }
|
|
|
5494 }
|
|
|
5495 else /* NUL separates */
|
|
|
5496 {
|
|
|
5497 while (*p && p < buffer + len) /* skip entry */
|
|
|
5498 ++p;
|
|
|
5499 ++p; /* skip NUL */
|
|
|
5500 }
|
|
|
5501 }
|
|
|
5502
|
|
|
5503 /*
|
|
|
5504 * Move the file names to allocated memory.
|
|
|
5505 */
|
|
|
5506 for (j = 0, i = 0; i < *num_file; ++i)
|
|
|
5507 {
|
|
|
5508 /* Require the files to exist. Helps when using /bin/sh */
|
|
|
5509 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0)
|
|
|
5510 continue;
|
|
|
5511
|
|
|
5512 /* check if this entry should be included */
|
|
|
5513 dir = (mch_isdir((*file)[i]));
|
|
|
5514 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
5515 continue;
|
|
|
5516
|
|
715
|
5517 /* Skip files that are not executable if we check for that. */
|
|
|
5518 if (!dir && (flags & EW_EXEC) && !mch_can_exe((*file)[i]))
|
|
|
5519 continue;
|
|
|
5520
|
|
7
|
5521 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir));
|
|
|
5522 if (p)
|
|
|
5523 {
|
|
|
5524 STRCPY(p, (*file)[i]);
|
|
|
5525 if (dir)
|
|
1479
|
5526 add_pathsep(p); /* add '/' to a directory name */
|
|
7
|
5527 (*file)[j++] = p;
|
|
|
5528 }
|
|
|
5529 }
|
|
|
5530 vim_free(buffer);
|
|
|
5531 *num_file = j;
|
|
|
5532
|
|
|
5533 if (*num_file == 0) /* rejected all entries */
|
|
|
5534 {
|
|
|
5535 vim_free(*file);
|
|
|
5536 *file = NULL;
|
|
|
5537 goto notfound;
|
|
|
5538 }
|
|
|
5539
|
|
|
5540 return OK;
|
|
|
5541
|
|
|
5542 notfound:
|
|
|
5543 if (flags & EW_NOTFOUND)
|
|
|
5544 return save_patterns(num_pat, pat, num_file, file);
|
|
|
5545 return FAIL;
|
|
|
5546
|
|
|
5547 #endif /* __EMX__ */
|
|
|
5548 }
|
|
|
5549
|
|
|
5550 #endif /* VMS */
|
|
|
5551
|
|
|
5552 #ifndef __EMX__
|
|
|
5553 static int
|
|
|
5554 save_patterns(num_pat, pat, num_file, file)
|
|
|
5555 int num_pat;
|
|
|
5556 char_u **pat;
|
|
|
5557 int *num_file;
|
|
|
5558 char_u ***file;
|
|
|
5559 {
|
|
|
5560 int i;
|
|
99
|
5561 char_u *s;
|
|
7
|
5562
|
|
|
5563 *file = (char_u **)alloc(num_pat * sizeof(char_u *));
|
|
|
5564 if (*file == NULL)
|
|
|
5565 return FAIL;
|
|
|
5566 for (i = 0; i < num_pat; i++)
|
|
99
|
5567 {
|
|
|
5568 s = vim_strsave(pat[i]);
|
|
|
5569 if (s != NULL)
|
|
|
5570 /* Be compatible with expand_filename(): halve the number of
|
|
|
5571 * backslashes. */
|
|
|
5572 backslash_halve(s);
|
|
|
5573 (*file)[i] = s;
|
|
|
5574 }
|
|
7
|
5575 *num_file = num_pat;
|
|
|
5576 return OK;
|
|
|
5577 }
|
|
|
5578 #endif
|
|
|
5579
|
|
|
5580
|
|
|
5581 /*
|
|
|
5582 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
|
|
|
5583 * expand.
|
|
|
5584 */
|
|
|
5585 int
|
|
|
5586 mch_has_exp_wildcard(p)
|
|
|
5587 char_u *p;
|
|
|
5588 {
|
|
39
|
5589 for ( ; *p; mb_ptr_adv(p))
|
|
7
|
5590 {
|
|
|
5591 #ifndef OS2
|
|
|
5592 if (*p == '\\' && p[1] != NUL)
|
|
|
5593 ++p;
|
|
|
5594 else
|
|
|
5595 #endif
|
|
|
5596 if (vim_strchr((char_u *)
|
|
|
5597 #ifdef VMS
|
|
|
5598 "*?%"
|
|
|
5599 #else
|
|
|
5600 # ifdef OS2
|
|
|
5601 "*?"
|
|
|
5602 # else
|
|
|
5603 "*?[{'"
|
|
|
5604 # endif
|
|
|
5605 #endif
|
|
|
5606 , *p) != NULL)
|
|
|
5607 return TRUE;
|
|
|
5608 }
|
|
|
5609 return FALSE;
|
|
|
5610 }
|
|
|
5611
|
|
|
5612 /*
|
|
|
5613 * Return TRUE if the string "p" contains a wildcard.
|
|
|
5614 * Don't recognize '~' at the end as a wildcard.
|
|
|
5615 */
|
|
|
5616 int
|
|
|
5617 mch_has_wildcard(p)
|
|
|
5618 char_u *p;
|
|
|
5619 {
|
|
39
|
5620 for ( ; *p; mb_ptr_adv(p))
|
|
7
|
5621 {
|
|
|
5622 #ifndef OS2
|
|
|
5623 if (*p == '\\' && p[1] != NUL)
|
|
|
5624 ++p;
|
|
|
5625 else
|
|
|
5626 #endif
|
|
|
5627 if (vim_strchr((char_u *)
|
|
|
5628 #ifdef VMS
|
|
|
5629 "*?%$"
|
|
|
5630 #else
|
|
|
5631 # ifdef OS2
|
|
|
5632 # ifdef VIM_BACKTICK
|
|
|
5633 "*?$`"
|
|
|
5634 # else
|
|
|
5635 "*?$"
|
|
|
5636 # endif
|
|
|
5637 # else
|
|
|
5638 "*?[{`'$"
|
|
|
5639 # endif
|
|
|
5640 #endif
|
|
|
5641 , *p) != NULL
|
|
|
5642 || (*p == '~' && p[1] != NUL))
|
|
|
5643 return TRUE;
|
|
|
5644 }
|
|
|
5645 return FALSE;
|
|
|
5646 }
|
|
|
5647
|
|
|
5648 #ifndef __EMX__
|
|
|
5649 static int
|
|
|
5650 have_wildcard(num, file)
|
|
|
5651 int num;
|
|
|
5652 char_u **file;
|
|
|
5653 {
|
|
|
5654 int i;
|
|
|
5655
|
|
|
5656 for (i = 0; i < num; i++)
|
|
|
5657 if (mch_has_wildcard(file[i]))
|
|
|
5658 return 1;
|
|
|
5659 return 0;
|
|
|
5660 }
|
|
|
5661
|
|
|
5662 static int
|
|
|
5663 have_dollars(num, file)
|
|
|
5664 int num;
|
|
|
5665 char_u **file;
|
|
|
5666 {
|
|
|
5667 int i;
|
|
|
5668
|
|
|
5669 for (i = 0; i < num; i++)
|
|
|
5670 if (vim_strchr(file[i], '$') != NULL)
|
|
|
5671 return TRUE;
|
|
|
5672 return FALSE;
|
|
|
5673 }
|
|
|
5674 #endif /* ifndef __EMX__ */
|
|
|
5675
|
|
|
5676 #ifndef HAVE_RENAME
|
|
|
5677 /*
|
|
|
5678 * Scaled-down version of rename(), which is missing in Xenix.
|
|
|
5679 * This version can only move regular files and will fail if the
|
|
|
5680 * destination exists.
|
|
|
5681 */
|
|
|
5682 int
|
|
|
5683 mch_rename(src, dest)
|
|
|
5684 const char *src, *dest;
|
|
|
5685 {
|
|
|
5686 struct stat st;
|
|
|
5687
|
|
|
5688 if (stat(dest, &st) >= 0) /* fail if destination exists */
|
|
|
5689 return -1;
|
|
|
5690 if (link(src, dest) != 0) /* link file to new name */
|
|
|
5691 return -1;
|
|
|
5692 if (mch_remove(src) == 0) /* delete link to old name */
|
|
|
5693 return 0;
|
|
|
5694 return -1;
|
|
|
5695 }
|
|
|
5696 #endif /* !HAVE_RENAME */
|
|
|
5697
|
|
|
5698 #ifdef FEAT_MOUSE_GPM
|
|
|
5699 /*
|
|
|
5700 * Initializes connection with gpm (if it isn't already opened)
|
|
|
5701 * Return 1 if succeeded (or connection already opened), 0 if failed
|
|
|
5702 */
|
|
|
5703 static int
|
|
|
5704 gpm_open()
|
|
|
5705 {
|
|
|
5706 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */
|
|
|
5707
|
|
|
5708 if (!gpm_flag)
|
|
|
5709 {
|
|
|
5710 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN);
|
|
|
5711 gpm_connect.defaultMask = ~GPM_HARD;
|
|
|
5712 /* Default handling for mouse move*/
|
|
|
5713 gpm_connect.minMod = 0; /* Handle any modifier keys */
|
|
|
5714 gpm_connect.maxMod = 0xffff;
|
|
|
5715 if (Gpm_Open(&gpm_connect, 0) > 0)
|
|
|
5716 {
|
|
|
5717 /* gpm library tries to handling TSTP causes
|
|
|
5718 * problems. Anyways, we close connection to Gpm whenever
|
|
|
5719 * we are going to suspend or starting an external process
|
|
1450
|
5720 * so we shouldn't have problem with this
|
|
7
|
5721 */
|
|
|
5722 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
5723 return 1; /* succeed */
|
|
|
5724 }
|
|
|
5725 if (gpm_fd == -2)
|
|
|
5726 Gpm_Close(); /* We don't want to talk to xterm via gpm */
|
|
|
5727 return 0;
|
|
|
5728 }
|
|
|
5729 return 1; /* already open */
|
|
|
5730 }
|
|
|
5731
|
|
|
5732 /*
|
|
|
5733 * Closes connection to gpm
|
|
1375
|
5734 * returns non-zero if connection successfully closed
|
|
7
|
5735 */
|
|
|
5736 static void
|
|
|
5737 gpm_close()
|
|
|
5738 {
|
|
|
5739 if (gpm_flag && gpm_fd >= 0) /* if Open */
|
|
|
5740 Gpm_Close();
|
|
|
5741 }
|
|
|
5742
|
|
|
5743 /* Reads gpm event and adds special keys to input buf. Returns length of
|
|
|
5744 * generated key sequence.
|
|
|
5745 * This function is made after gui_send_mouse_event
|
|
|
5746 */
|
|
|
5747 static int
|
|
|
5748 mch_gpm_process()
|
|
|
5749 {
|
|
|
5750 int button;
|
|
|
5751 static Gpm_Event gpm_event;
|
|
|
5752 char_u string[6];
|
|
|
5753 int_u vim_modifiers;
|
|
|
5754 int row,col;
|
|
|
5755 unsigned char buttons_mask;
|
|
|
5756 unsigned char gpm_modifiers;
|
|
|
5757 static unsigned char old_buttons = 0;
|
|
|
5758
|
|
|
5759 Gpm_GetEvent(&gpm_event);
|
|
|
5760
|
|
|
5761 #ifdef FEAT_GUI
|
|
|
5762 /* Don't put events in the input queue now. */
|
|
|
5763 if (hold_gui_events)
|
|
|
5764 return 0;
|
|
|
5765 #endif
|
|
|
5766
|
|
|
5767 row = gpm_event.y - 1;
|
|
|
5768 col = gpm_event.x - 1;
|
|
|
5769
|
|
|
5770 string[0] = ESC; /* Our termcode */
|
|
|
5771 string[1] = 'M';
|
|
|
5772 string[2] = 'G';
|
|
|
5773 switch (GPM_BARE_EVENTS(gpm_event.type))
|
|
|
5774 {
|
|
|
5775 case GPM_DRAG:
|
|
|
5776 string[3] = MOUSE_DRAG;
|
|
|
5777 break;
|
|
|
5778 case GPM_DOWN:
|
|
|
5779 buttons_mask = gpm_event.buttons & ~old_buttons;
|
|
|
5780 old_buttons = gpm_event.buttons;
|
|
|
5781 switch (buttons_mask)
|
|
|
5782 {
|
|
|
5783 case GPM_B_LEFT:
|
|
|
5784 button = MOUSE_LEFT;
|
|
|
5785 break;
|
|
|
5786 case GPM_B_MIDDLE:
|
|
|
5787 button = MOUSE_MIDDLE;
|
|
|
5788 break;
|
|
|
5789 case GPM_B_RIGHT:
|
|
|
5790 button = MOUSE_RIGHT;
|
|
|
5791 break;
|
|
|
5792 default:
|
|
|
5793 return 0;
|
|
|
5794 /*Don't know what to do. Can more than one button be
|
|
|
5795 * reported in one event? */
|
|
|
5796 }
|
|
|
5797 string[3] = (char_u)(button | 0x20);
|
|
|
5798 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1);
|
|
|
5799 break;
|
|
|
5800 case GPM_UP:
|
|
|
5801 string[3] = MOUSE_RELEASE;
|
|
|
5802 old_buttons &= ~gpm_event.buttons;
|
|
|
5803 break;
|
|
|
5804 default:
|
|
|
5805 return 0;
|
|
|
5806 }
|
|
|
5807 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
|
|
|
5808 gpm_modifiers = gpm_event.modifiers;
|
|
|
5809 vim_modifiers = 0x0;
|
|
|
5810 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
|
|
|
5811 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
|
|
|
5812 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
|
|
|
5813 */
|
|
|
5814 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL)))
|
|
|
5815 vim_modifiers |= MOUSE_SHIFT;
|
|
|
5816
|
|
|
5817 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL)))
|
|
|
5818 vim_modifiers |= MOUSE_CTRL;
|
|
|
5819 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR)))
|
|
|
5820 vim_modifiers |= MOUSE_ALT;
|
|
|
5821 string[3] |= vim_modifiers;
|
|
|
5822 string[4] = (char_u)(col + ' ' + 1);
|
|
|
5823 string[5] = (char_u)(row + ' ' + 1);
|
|
|
5824 add_to_input_buf(string, 6);
|
|
|
5825 return 6;
|
|
|
5826 }
|
|
|
5827 #endif /* FEAT_MOUSE_GPM */
|
|
|
5828
|
|
|
5829 #if defined(FEAT_LIBCALL) || defined(PROTO)
|
|
|
5830 typedef char_u * (*STRPROCSTR)__ARGS((char_u *));
|
|
|
5831 typedef char_u * (*INTPROCSTR)__ARGS((int));
|
|
|
5832 typedef int (*STRPROCINT)__ARGS((char_u *));
|
|
|
5833 typedef int (*INTPROCINT)__ARGS((int));
|
|
|
5834
|
|
|
5835 /*
|
|
|
5836 * Call a DLL routine which takes either a string or int param
|
|
|
5837 * and returns an allocated string.
|
|
|
5838 */
|
|
|
5839 int
|
|
|
5840 mch_libcall(libname, funcname, argstring, argint, string_result, number_result)
|
|
|
5841 char_u *libname;
|
|
|
5842 char_u *funcname;
|
|
|
5843 char_u *argstring; /* NULL when using a argint */
|
|
|
5844 int argint;
|
|
|
5845 char_u **string_result;/* NULL when using number_result */
|
|
|
5846 int *number_result;
|
|
|
5847 {
|
|
|
5848 # if defined(USE_DLOPEN)
|
|
|
5849 void *hinstLib;
|
|
12
|
5850 char *dlerr = NULL;
|
|
7
|
5851 # else
|
|
|
5852 shl_t hinstLib;
|
|
|
5853 # endif
|
|
|
5854 STRPROCSTR ProcAdd;
|
|
|
5855 INTPROCSTR ProcAddI;
|
|
|
5856 char_u *retval_str = NULL;
|
|
|
5857 int retval_int = 0;
|
|
|
5858 int success = FALSE;
|
|
|
5859
|
|
900
|
5860 /*
|
|
|
5861 * Get a handle to the DLL module.
|
|
|
5862 */
|
|
7
|
5863 # if defined(USE_DLOPEN)
|
|
900
|
5864 /* First clear any error, it's not cleared by the dlopen() call. */
|
|
|
5865 (void)dlerror();
|
|
|
5866
|
|
7
|
5867 hinstLib = dlopen((char *)libname, RTLD_LAZY
|
|
|
5868 # ifdef RTLD_LOCAL
|
|
|
5869 | RTLD_LOCAL
|
|
|
5870 # endif
|
|
|
5871 );
|
|
12
|
5872 if (hinstLib == NULL)
|
|
|
5873 {
|
|
|
5874 /* "dlerr" must be used before dlclose() */
|
|
|
5875 dlerr = (char *)dlerror();
|
|
|
5876 if (dlerr != NULL)
|
|
|
5877 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
|
5878 }
|
|
7
|
5879 # else
|
|
|
5880 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L);
|
|
|
5881 # endif
|
|
|
5882
|
|
|
5883 /* If the handle is valid, try to get the function address. */
|
|
|
5884 if (hinstLib != NULL)
|
|
|
5885 {
|
|
|
5886 # ifdef HAVE_SETJMP_H
|
|
|
5887 /*
|
|
|
5888 * Catch a crash when calling the library function. For example when
|
|
|
5889 * using a number where a string pointer is expected.
|
|
|
5890 */
|
|
|
5891 mch_startjmp();
|
|
|
5892 if (SETJMP(lc_jump_env) != 0)
|
|
|
5893 {
|
|
|
5894 success = FALSE;
|
|
857
|
5895 # if defined(USE_DLOPEN)
|
|
12
|
5896 dlerr = NULL;
|
|
857
|
5897 # endif
|
|
7
|
5898 mch_didjmp();
|
|
|
5899 }
|
|
|
5900 else
|
|
|
5901 # endif
|
|
|
5902 {
|
|
|
5903 retval_str = NULL;
|
|
|
5904 retval_int = 0;
|
|
|
5905
|
|
|
5906 if (argstring != NULL)
|
|
|
5907 {
|
|
|
5908 # if defined(USE_DLOPEN)
|
|
|
5909 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
12
|
5910 dlerr = (char *)dlerror();
|
|
7
|
5911 # else
|
|
|
5912 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5913 TYPE_PROCEDURE, (void *)&ProcAdd) < 0)
|
|
|
5914 ProcAdd = NULL;
|
|
|
5915 # endif
|
|
12
|
5916 if ((success = (ProcAdd != NULL
|
|
|
5917 # if defined(USE_DLOPEN)
|
|
|
5918 && dlerr == NULL
|
|
|
5919 # endif
|
|
|
5920 )))
|
|
7
|
5921 {
|
|
|
5922 if (string_result == NULL)
|
|
|
5923 retval_int = ((STRPROCINT)ProcAdd)(argstring);
|
|
|
5924 else
|
|
|
5925 retval_str = (ProcAdd)(argstring);
|
|
|
5926 }
|
|
|
5927 }
|
|
|
5928 else
|
|
|
5929 {
|
|
|
5930 # if defined(USE_DLOPEN)
|
|
|
5931 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
12
|
5932 dlerr = (char *)dlerror();
|
|
7
|
5933 # else
|
|
|
5934 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5935 TYPE_PROCEDURE, (void *)&ProcAddI) < 0)
|
|
|
5936 ProcAddI = NULL;
|
|
|
5937 # endif
|
|
12
|
5938 if ((success = (ProcAddI != NULL
|
|
|
5939 # if defined(USE_DLOPEN)
|
|
|
5940 && dlerr == NULL
|
|
|
5941 # endif
|
|
|
5942 )))
|
|
7
|
5943 {
|
|
|
5944 if (string_result == NULL)
|
|
|
5945 retval_int = ((INTPROCINT)ProcAddI)(argint);
|
|
|
5946 else
|
|
|
5947 retval_str = (ProcAddI)(argint);
|
|
|
5948 }
|
|
|
5949 }
|
|
|
5950
|
|
|
5951 /* Save the string before we free the library. */
|
|
|
5952 /* Assume that a "1" or "-1" result is an illegal pointer. */
|
|
|
5953 if (string_result == NULL)
|
|
|
5954 *number_result = retval_int;
|
|
|
5955 else if (retval_str != NULL
|
|
|
5956 && retval_str != (char_u *)1
|
|
|
5957 && retval_str != (char_u *)-1)
|
|
|
5958 *string_result = vim_strsave(retval_str);
|
|
|
5959 }
|
|
|
5960
|
|
|
5961 # ifdef HAVE_SETJMP_H
|
|
|
5962 mch_endjmp();
|
|
|
5963 # ifdef SIGHASARG
|
|
|
5964 if (lc_signal != 0)
|
|
|
5965 {
|
|
|
5966 int i;
|
|
|
5967
|
|
|
5968 /* try to find the name of this signal */
|
|
|
5969 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
5970 if (lc_signal == signal_info[i].sig)
|
|
|
5971 break;
|
|
|
5972 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name);
|
|
|
5973 }
|
|
|
5974 # endif
|
|
|
5975 # endif
|
|
|
5976
|
|
12
|
5977 # if defined(USE_DLOPEN)
|
|
|
5978 /* "dlerr" must be used before dlclose() */
|
|
|
5979 if (dlerr != NULL)
|
|
|
5980 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
|
5981
|
|
7
|
5982 /* Free the DLL module. */
|
|
|
5983 (void)dlclose(hinstLib);
|
|
|
5984 # else
|
|
|
5985 (void)shl_unload(hinstLib);
|
|
|
5986 # endif
|
|
|
5987 }
|
|
|
5988
|
|
|
5989 if (!success)
|
|
|
5990 {
|
|
|
5991 EMSG2(_(e_libcall), funcname);
|
|
|
5992 return FAIL;
|
|
|
5993 }
|
|
|
5994
|
|
|
5995 return OK;
|
|
|
5996 }
|
|
|
5997 #endif
|
|
|
5998
|
|
|
5999 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
|
6000 static int xterm_trace = -1; /* default: disabled */
|
|
|
6001 static int xterm_button;
|
|
|
6002
|
|
|
6003 /*
|
|
|
6004 * Setup a dummy window for X selections in a terminal.
|
|
|
6005 */
|
|
|
6006 void
|
|
|
6007 setup_term_clip()
|
|
|
6008 {
|
|
|
6009 int z = 0;
|
|
|
6010 char *strp = "";
|
|
|
6011 Widget AppShell;
|
|
|
6012
|
|
|
6013 if (!x_connect_to_server())
|
|
|
6014 return;
|
|
|
6015
|
|
|
6016 open_app_context();
|
|
|
6017 if (app_context != NULL && xterm_Shell == (Widget)0)
|
|
|
6018 {
|
|
|
6019 int (*oldhandler)();
|
|
|
6020 #if defined(HAVE_SETJMP_H)
|
|
|
6021 int (*oldIOhandler)();
|
|
|
6022 #endif
|
|
|
6023 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
6024 struct timeval start_tv;
|
|
|
6025
|
|
|
6026 if (p_verbose > 0)
|
|
|
6027 gettimeofday(&start_tv, NULL);
|
|
|
6028 # endif
|
|
|
6029
|
|
|
6030 /* Ignore X errors while opening the display */
|
|
|
6031 oldhandler = XSetErrorHandler(x_error_check);
|
|
|
6032
|
|
|
6033 #if defined(HAVE_SETJMP_H)
|
|
|
6034 /* Ignore X IO errors while opening the display */
|
|
|
6035 oldIOhandler = XSetIOErrorHandler(x_IOerror_check);
|
|
|
6036 mch_startjmp();
|
|
|
6037 if (SETJMP(lc_jump_env) != 0)
|
|
|
6038 {
|
|
|
6039 mch_didjmp();
|
|
|
6040 xterm_dpy = NULL;
|
|
|
6041 }
|
|
|
6042 else
|
|
|
6043 #endif
|
|
|
6044 {
|
|
|
6045 xterm_dpy = XtOpenDisplay(app_context, xterm_display,
|
|
|
6046 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp);
|
|
|
6047 #if defined(HAVE_SETJMP_H)
|
|
|
6048 mch_endjmp();
|
|
|
6049 #endif
|
|
|
6050 }
|
|
|
6051
|
|
|
6052 #if defined(HAVE_SETJMP_H)
|
|
|
6053 /* Now handle X IO errors normally. */
|
|
|
6054 (void)XSetIOErrorHandler(oldIOhandler);
|
|
|
6055 #endif
|
|
|
6056 /* Now handle X errors normally. */
|
|
|
6057 (void)XSetErrorHandler(oldhandler);
|
|
|
6058
|
|
|
6059 if (xterm_dpy == NULL)
|
|
|
6060 {
|
|
|
6061 if (p_verbose > 0)
|
|
292
|
6062 verb_msg((char_u *)_("Opening the X display failed"));
|
|
7
|
6063 return;
|
|
|
6064 }
|
|
|
6065
|
|
|
6066 /* Catch terminating error of the X server connection. */
|
|
|
6067 (void)XSetIOErrorHandler(x_IOerror_handler);
|
|
|
6068
|
|
|
6069 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
6070 if (p_verbose > 0)
|
|
292
|
6071 {
|
|
|
6072 verbose_enter();
|
|
7
|
6073 xopen_message(&start_tv);
|
|
292
|
6074 verbose_leave();
|
|
|
6075 }
|
|
7
|
6076 # endif
|
|
|
6077
|
|
|
6078 /* Create a Shell to make converters work. */
|
|
|
6079 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm",
|
|
|
6080 applicationShellWidgetClass, xterm_dpy,
|
|
|
6081 NULL);
|
|
|
6082 if (AppShell == (Widget)0)
|
|
|
6083 return;
|
|
|
6084 xterm_Shell = XtVaCreatePopupShell("VIM",
|
|
|
6085 topLevelShellWidgetClass, AppShell,
|
|
|
6086 XtNmappedWhenManaged, 0,
|
|
|
6087 XtNwidth, 1,
|
|
|
6088 XtNheight, 1,
|
|
|
6089 NULL);
|
|
|
6090 if (xterm_Shell == (Widget)0)
|
|
|
6091 return;
|
|
|
6092
|
|
|
6093 x11_setup_atoms(xterm_dpy);
|
|
|
6094 if (x11_display == NULL)
|
|
|
6095 x11_display = xterm_dpy;
|
|
|
6096
|
|
|
6097 XtRealizeWidget(xterm_Shell);
|
|
|
6098 XSync(xterm_dpy, False);
|
|
|
6099 xterm_update();
|
|
|
6100 }
|
|
|
6101 if (xterm_Shell != (Widget)0)
|
|
|
6102 {
|
|
|
6103 clip_init(TRUE);
|
|
|
6104 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL)
|
|
|
6105 x11_window = (Window)atol(strp);
|
|
|
6106 /* Check if $WINDOWID is valid. */
|
|
|
6107 if (test_x11_window(xterm_dpy) == FAIL)
|
|
|
6108 x11_window = 0;
|
|
|
6109 if (x11_window != 0)
|
|
|
6110 xterm_trace = 0;
|
|
|
6111 }
|
|
|
6112 }
|
|
|
6113
|
|
|
6114 void
|
|
|
6115 start_xterm_trace(button)
|
|
|
6116 int button;
|
|
|
6117 {
|
|
|
6118 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0)
|
|
|
6119 return;
|
|
|
6120 xterm_trace = 1;
|
|
|
6121 xterm_button = button;
|
|
|
6122 do_xterm_trace();
|
|
|
6123 }
|
|
|
6124
|
|
|
6125
|
|
|
6126 void
|
|
|
6127 stop_xterm_trace()
|
|
|
6128 {
|
|
|
6129 if (xterm_trace < 0)
|
|
|
6130 return;
|
|
|
6131 xterm_trace = 0;
|
|
|
6132 }
|
|
|
6133
|
|
|
6134 /*
|
|
|
6135 * Query the xterm pointer and generate mouse termcodes if necessary
|
|
|
6136 * return TRUE if dragging is active, else FALSE
|
|
|
6137 */
|
|
|
6138 static int
|
|
|
6139 do_xterm_trace()
|
|
|
6140 {
|
|
|
6141 Window root, child;
|
|
|
6142 int root_x, root_y;
|
|
|
6143 int win_x, win_y;
|
|
|
6144 int row, col;
|
|
|
6145 int_u mask_return;
|
|
|
6146 char_u buf[50];
|
|
|
6147 char_u *strp;
|
|
|
6148 long got_hints;
|
|
|
6149 static char_u *mouse_code;
|
|
|
6150 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER};
|
|
|
6151 static int prev_row = 0, prev_col = 0;
|
|
|
6152 static XSizeHints xterm_hints;
|
|
|
6153
|
|
|
6154 if (xterm_trace <= 0)
|
|
|
6155 return FALSE;
|
|
|
6156
|
|
|
6157 if (xterm_trace == 1)
|
|
|
6158 {
|
|
|
6159 /* Get the hints just before tracking starts. The font size might
|
|
1510
|
6160 * have changed recently. */
|
|
|
6161 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints)
|
|
|
6162 || !(got_hints & PResizeInc)
|
|
7
|
6163 || xterm_hints.width_inc <= 1
|
|
|
6164 || xterm_hints.height_inc <= 1)
|
|
|
6165 {
|
|
|
6166 xterm_trace = -1; /* Not enough data -- disable tracing */
|
|
|
6167 return FALSE;
|
|
|
6168 }
|
|
|
6169
|
|
|
6170 /* Rely on the same mouse code for the duration of this */
|
|
|
6171 mouse_code = find_termcode(mouse_name);
|
|
|
6172 prev_row = mouse_row;
|
|
|
6173 prev_row = mouse_col;
|
|
|
6174 xterm_trace = 2;
|
|
|
6175
|
|
|
6176 /* Find the offset of the chars, there might be a scrollbar on the
|
|
|
6177 * left of the window and/or a menu on the top (eterm etc.) */
|
|
|
6178 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
6179 &win_x, &win_y, &mask_return);
|
|
|
6180 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row)
|
|
|
6181 - (xterm_hints.height_inc / 2);
|
|
|
6182 if (xterm_hints.y <= xterm_hints.height_inc / 2)
|
|
|
6183 xterm_hints.y = 2;
|
|
|
6184 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col)
|
|
|
6185 - (xterm_hints.width_inc / 2);
|
|
|
6186 if (xterm_hints.x <= xterm_hints.width_inc / 2)
|
|
|
6187 xterm_hints.x = 2;
|
|
|
6188 return TRUE;
|
|
|
6189 }
|
|
|
6190 if (mouse_code == NULL)
|
|
|
6191 {
|
|
|
6192 xterm_trace = 0;
|
|
|
6193 return FALSE;
|
|
|
6194 }
|
|
|
6195
|
|
|
6196 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
6197 &win_x, &win_y, &mask_return);
|
|
|
6198
|
|
|
6199 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc);
|
|
|
6200 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc);
|
|
|
6201 if (row == prev_row && col == prev_col)
|
|
|
6202 return TRUE;
|
|
|
6203
|
|
|
6204 STRCPY(buf, mouse_code);
|
|
|
6205 strp = buf + STRLEN(buf);
|
|
|
6206 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20;
|
|
|
6207 *strp++ = (char_u)(col + ' ' + 1);
|
|
|
6208 *strp++ = (char_u)(row + ' ' + 1);
|
|
|
6209 *strp = 0;
|
|
|
6210 add_to_input_buf(buf, STRLEN(buf));
|
|
|
6211
|
|
|
6212 prev_row = row;
|
|
|
6213 prev_col = col;
|
|
|
6214 return TRUE;
|
|
|
6215 }
|
|
|
6216
|
|
|
6217 # if defined(FEAT_GUI) || defined(PROTO)
|
|
|
6218 /*
|
|
|
6219 * Destroy the display, window and app_context. Required for GTK.
|
|
|
6220 */
|
|
|
6221 void
|
|
|
6222 clear_xterm_clip()
|
|
|
6223 {
|
|
|
6224 if (xterm_Shell != (Widget)0)
|
|
|
6225 {
|
|
|
6226 XtDestroyWidget(xterm_Shell);
|
|
|
6227 xterm_Shell = (Widget)0;
|
|
|
6228 }
|
|
|
6229 if (xterm_dpy != NULL)
|
|
|
6230 {
|
|
|
6231 #if 0
|
|
|
6232 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
6233 XtCloseDisplay(xterm_dpy);
|
|
|
6234 #endif
|
|
|
6235 if (x11_display == xterm_dpy)
|
|
|
6236 x11_display = NULL;
|
|
|
6237 xterm_dpy = NULL;
|
|
|
6238 }
|
|
|
6239 #if 0
|
|
|
6240 if (app_context != (XtAppContext)NULL)
|
|
|
6241 {
|
|
|
6242 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
6243 XtDestroyApplicationContext(app_context);
|
|
|
6244 app_context = (XtAppContext)NULL;
|
|
|
6245 }
|
|
|
6246 #endif
|
|
|
6247 }
|
|
|
6248 # endif
|
|
|
6249
|
|
|
6250 /*
|
|
|
6251 * Catch up with any queued X events. This may put keyboard input into the
|
|
|
6252 * input buffer, call resize call-backs, trigger timers etc. If there is
|
|
|
6253 * nothing in the X event queue (& no timers pending), then we return
|
|
|
6254 * immediately.
|
|
|
6255 */
|
|
|
6256 static void
|
|
|
6257 xterm_update()
|
|
|
6258 {
|
|
|
6259 XEvent event;
|
|
|
6260
|
|
|
6261 while (XtAppPending(app_context) && !vim_is_input_buf_full())
|
|
|
6262 {
|
|
|
6263 XtAppNextEvent(app_context, &event);
|
|
|
6264 #ifdef FEAT_CLIENTSERVER
|
|
|
6265 {
|
|
|
6266 XPropertyEvent *e = (XPropertyEvent *)&event;
|
|
|
6267
|
|
|
6268 if (e->type == PropertyNotify && e->window == commWindow
|
|
|
6269 && e->atom == commProperty && e->state == PropertyNewValue)
|
|
|
6270 serverEventProc(xterm_dpy, &event);
|
|
|
6271 }
|
|
|
6272 #endif
|
|
|
6273 XtDispatchEvent(&event);
|
|
|
6274 }
|
|
|
6275 }
|
|
|
6276
|
|
|
6277 int
|
|
|
6278 clip_xterm_own_selection(cbd)
|
|
|
6279 VimClipboard *cbd;
|
|
|
6280 {
|
|
|
6281 if (xterm_Shell != (Widget)0)
|
|
|
6282 return clip_x11_own_selection(xterm_Shell, cbd);
|
|
|
6283 return FAIL;
|
|
|
6284 }
|
|
|
6285
|
|
|
6286 void
|
|
|
6287 clip_xterm_lose_selection(cbd)
|
|
|
6288 VimClipboard *cbd;
|
|
|
6289 {
|
|
|
6290 if (xterm_Shell != (Widget)0)
|
|
|
6291 clip_x11_lose_selection(xterm_Shell, cbd);
|
|
|
6292 }
|
|
|
6293
|
|
|
6294 void
|
|
|
6295 clip_xterm_request_selection(cbd)
|
|
|
6296 VimClipboard *cbd;
|
|
|
6297 {
|
|
|
6298 if (xterm_Shell != (Widget)0)
|
|
|
6299 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd);
|
|
|
6300 }
|
|
|
6301
|
|
|
6302 void
|
|
|
6303 clip_xterm_set_selection(cbd)
|
|
|
6304 VimClipboard *cbd;
|
|
|
6305 {
|
|
|
6306 clip_x11_set_selection(cbd);
|
|
|
6307 }
|
|
|
6308 #endif
|
|
|
6309
|
|
|
6310
|
|
|
6311 #if defined(USE_XSMP) || defined(PROTO)
|
|
|
6312 /*
|
|
|
6313 * Code for X Session Management Protocol.
|
|
|
6314 */
|
|
|
6315 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast));
|
|
|
6316 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6317 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6318 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6319 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData));
|
|
|
6320
|
|
|
6321
|
|
|
6322 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
6323 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6324
|
|
|
6325 /*
|
|
|
6326 * This is our chance to ask the user if they want to save,
|
|
|
6327 * or abort the logout
|
|
|
6328 */
|
|
|
6329 /*ARGSUSED*/
|
|
|
6330 static void
|
|
|
6331 xsmp_handle_interaction(smc_conn, client_data)
|
|
|
6332 SmcConn smc_conn;
|
|
|
6333 SmPointer client_data;
|
|
|
6334 {
|
|
|
6335 cmdmod_T save_cmdmod;
|
|
|
6336 int cancel_shutdown = False;
|
|
|
6337
|
|
|
6338 save_cmdmod = cmdmod;
|
|
|
6339 cmdmod.confirm = TRUE;
|
|
|
6340 if (check_changed_any(FALSE))
|
|
|
6341 /* Mustn't logout */
|
|
|
6342 cancel_shutdown = True;
|
|
|
6343 cmdmod = save_cmdmod;
|
|
|
6344 setcursor(); /* position cursor */
|
|
|
6345 out_flush();
|
|
|
6346
|
|
|
6347 /* Done interaction */
|
|
|
6348 SmcInteractDone(smc_conn, cancel_shutdown);
|
|
|
6349
|
|
|
6350 /* Finish off
|
|
|
6351 * Only end save-yourself here if we're not cancelling shutdown;
|
|
|
6352 * we'll get a cancelled callback later in which we'll end it.
|
|
|
6353 * Hopefully get around glitchy SMs (like GNOME-1)
|
|
|
6354 */
|
|
|
6355 if (!cancel_shutdown)
|
|
|
6356 {
|
|
|
6357 xsmp.save_yourself = False;
|
|
|
6358 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6359 }
|
|
|
6360 }
|
|
|
6361 # endif
|
|
|
6362
|
|
|
6363 /*
|
|
|
6364 * Callback that starts save-yourself.
|
|
|
6365 */
|
|
|
6366 /*ARGSUSED*/
|
|
|
6367 static void
|
|
|
6368 xsmp_handle_save_yourself(smc_conn, client_data, save_type,
|
|
|
6369 shutdown, interact_style, fast)
|
|
|
6370 SmcConn smc_conn;
|
|
|
6371 SmPointer client_data;
|
|
|
6372 int save_type;
|
|
|
6373 Bool shutdown;
|
|
|
6374 int interact_style;
|
|
|
6375 Bool fast;
|
|
|
6376 {
|
|
|
6377 /* Handle already being in saveyourself */
|
|
|
6378 if (xsmp.save_yourself)
|
|
|
6379 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6380 xsmp.save_yourself = True;
|
|
|
6381 xsmp.shutdown = shutdown;
|
|
|
6382
|
|
|
6383 /* First up, preserve all files */
|
|
|
6384 out_flush();
|
|
|
6385 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
|
|
|
6386
|
|
|
6387 if (p_verbose > 0)
|
|
292
|
6388 verb_msg((char_u *)_("XSMP handling save-yourself request"));
|
|
7
|
6389
|
|
|
6390 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
6391 /* Now see if we can ask about unsaved files */
|
|
|
6392 if (shutdown && !fast && gui.in_use)
|
|
|
6393 /* Need to interact with user, but need SM's permission */
|
|
|
6394 SmcInteractRequest(smc_conn, SmDialogError,
|
|
|
6395 xsmp_handle_interaction, client_data);
|
|
|
6396 else
|
|
|
6397 # endif
|
|
|
6398 {
|
|
|
6399 /* Can stop the cycle here */
|
|
|
6400 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6401 xsmp.save_yourself = False;
|
|
|
6402 }
|
|
|
6403 }
|
|
|
6404
|
|
|
6405
|
|
|
6406 /*
|
|
|
6407 * Callback to warn us of imminent death.
|
|
|
6408 */
|
|
|
6409 /*ARGSUSED*/
|
|
|
6410 static void
|
|
|
6411 xsmp_die(smc_conn, client_data)
|
|
|
6412 SmcConn smc_conn;
|
|
|
6413 SmPointer client_data;
|
|
|
6414 {
|
|
|
6415 xsmp_close();
|
|
|
6416
|
|
|
6417 /* quit quickly leaving swapfiles for modified buffers behind */
|
|
|
6418 getout_preserve_modified(0);
|
|
|
6419 }
|
|
|
6420
|
|
|
6421
|
|
|
6422 /*
|
|
|
6423 * Callback to tell us that save-yourself has completed.
|
|
|
6424 */
|
|
|
6425 /*ARGSUSED*/
|
|
|
6426 static void
|
|
|
6427 xsmp_save_complete(smc_conn, client_data)
|
|
|
6428 SmcConn smc_conn;
|
|
|
6429 SmPointer client_data;
|
|
|
6430 {
|
|
|
6431 xsmp.save_yourself = False;
|
|
|
6432 }
|
|
|
6433
|
|
|
6434
|
|
|
6435 /*
|
|
|
6436 * Callback to tell us that an instigated shutdown was cancelled
|
|
|
6437 * (maybe even by us)
|
|
|
6438 */
|
|
|
6439 /*ARGSUSED*/
|
|
|
6440 static void
|
|
|
6441 xsmp_shutdown_cancelled(smc_conn, client_data)
|
|
|
6442 SmcConn smc_conn;
|
|
|
6443 SmPointer client_data;
|
|
|
6444 {
|
|
|
6445 if (xsmp.save_yourself)
|
|
|
6446 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6447 xsmp.save_yourself = False;
|
|
|
6448 xsmp.shutdown = False;
|
|
|
6449 }
|
|
|
6450
|
|
|
6451
|
|
|
6452 /*
|
|
|
6453 * Callback to tell us that a new ICE connection has been established.
|
|
|
6454 */
|
|
|
6455 /*ARGSUSED*/
|
|
|
6456 static void
|
|
|
6457 xsmp_ice_connection(iceConn, clientData, opening, watchData)
|
|
|
6458 IceConn iceConn;
|
|
|
6459 IcePointer clientData;
|
|
|
6460 Bool opening;
|
|
|
6461 IcePointer *watchData;
|
|
|
6462 {
|
|
|
6463 /* Intercept creation of ICE connection fd */
|
|
|
6464 if (opening)
|
|
|
6465 {
|
|
|
6466 xsmp_icefd = IceConnectionNumber(iceConn);
|
|
|
6467 IceRemoveConnectionWatch(xsmp_ice_connection, NULL);
|
|
|
6468 }
|
|
|
6469 }
|
|
|
6470
|
|
|
6471
|
|
|
6472 /* Handle any ICE processing that's required; return FAIL if SM lost */
|
|
|
6473 int
|
|
|
6474 xsmp_handle_requests()
|
|
|
6475 {
|
|
|
6476 Bool rep;
|
|
|
6477
|
|
|
6478 if (IceProcessMessages(xsmp.iceconn, NULL, &rep)
|
|
|
6479 == IceProcessMessagesIOError)
|
|
|
6480 {
|
|
|
6481 /* Lost ICE */
|
|
|
6482 if (p_verbose > 0)
|
|
292
|
6483 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
|
7
|
6484 xsmp_close();
|
|
|
6485 return FAIL;
|
|
|
6486 }
|
|
|
6487 else
|
|
|
6488 return OK;
|
|
|
6489 }
|
|
|
6490
|
|
|
6491 static int dummy;
|
|
|
6492
|
|
|
6493 /* Set up X Session Management Protocol */
|
|
|
6494 void
|
|
|
6495 xsmp_init(void)
|
|
|
6496 {
|
|
|
6497 char errorstring[80];
|
|
|
6498 char *clientid;
|
|
|
6499 SmcCallbacks smcallbacks;
|
|
|
6500 #if 0
|
|
|
6501 SmPropValue smname;
|
|
|
6502 SmProp smnameprop;
|
|
|
6503 SmProp *smprops[1];
|
|
|
6504 #endif
|
|
|
6505
|
|
|
6506 if (p_verbose > 0)
|
|
292
|
6507 verb_msg((char_u *)_("XSMP opening connection"));
|
|
7
|
6508
|
|
|
6509 xsmp.save_yourself = xsmp.shutdown = False;
|
|
|
6510
|
|
|
6511 /* Set up SM callbacks - must have all, even if they're not used */
|
|
|
6512 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself;
|
|
|
6513 smcallbacks.save_yourself.client_data = NULL;
|
|
|
6514 smcallbacks.die.callback = xsmp_die;
|
|
|
6515 smcallbacks.die.client_data = NULL;
|
|
|
6516 smcallbacks.save_complete.callback = xsmp_save_complete;
|
|
|
6517 smcallbacks.save_complete.client_data = NULL;
|
|
|
6518 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled;
|
|
|
6519 smcallbacks.shutdown_cancelled.client_data = NULL;
|
|
|
6520
|
|
|
6521 /* Set up a watch on ICE connection creations. The "dummy" argument is
|
|
|
6522 * apparently required for FreeBSD (we get a BUS error when using NULL). */
|
|
|
6523 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0)
|
|
|
6524 {
|
|
|
6525 if (p_verbose > 0)
|
|
292
|
6526 verb_msg((char_u *)_("XSMP ICE connection watch failed"));
|
|
7
|
6527 return;
|
|
|
6528 }
|
|
|
6529
|
|
|
6530 /* Create an SM connection */
|
|
|
6531 xsmp.smcconn = SmcOpenConnection(
|
|
|
6532 NULL,
|
|
|
6533 NULL,
|
|
|
6534 SmProtoMajor,
|
|
|
6535 SmProtoMinor,
|
|
|
6536 SmcSaveYourselfProcMask | SmcDieProcMask
|
|
|
6537 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask,
|
|
|
6538 &smcallbacks,
|
|
|
6539 NULL,
|
|
|
6540 &clientid,
|
|
|
6541 sizeof(errorstring),
|
|
|
6542 errorstring);
|
|
|
6543 if (xsmp.smcconn == NULL)
|
|
|
6544 {
|
|
|
6545 char errorreport[132];
|
|
273
|
6546
|
|
292
|
6547 if (p_verbose > 0)
|
|
|
6548 {
|
|
|
6549 vim_snprintf(errorreport, sizeof(errorreport),
|
|
273
|
6550 _("XSMP SmcOpenConnection failed: %s"), errorstring);
|
|
292
|
6551 verb_msg((char_u *)errorreport);
|
|
|
6552 }
|
|
7
|
6553 return;
|
|
|
6554 }
|
|
|
6555 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn);
|
|
|
6556
|
|
|
6557 #if 0
|
|
|
6558 /* ID ourselves */
|
|
|
6559 smname.value = "vim";
|
|
|
6560 smname.length = 3;
|
|
|
6561 smnameprop.name = "SmProgram";
|
|
|
6562 smnameprop.type = "SmARRAY8";
|
|
|
6563 smnameprop.num_vals = 1;
|
|
|
6564 smnameprop.vals = &smname;
|
|
|
6565
|
|
|
6566 smprops[0] = &smnameprop;
|
|
|
6567 SmcSetProperties(xsmp.smcconn, 1, smprops);
|
|
|
6568 #endif
|
|
|
6569 }
|
|
|
6570
|
|
|
6571
|
|
|
6572 /* Shut down XSMP comms. */
|
|
|
6573 void
|
|
|
6574 xsmp_close()
|
|
|
6575 {
|
|
|
6576 if (xsmp_icefd != -1)
|
|
|
6577 {
|
|
|
6578 SmcCloseConnection(xsmp.smcconn, 0, NULL);
|
|
|
6579 xsmp_icefd = -1;
|
|
|
6580 }
|
|
|
6581 }
|
|
|
6582 #endif /* USE_XSMP */
|
|
|
6583
|
|
|
6584
|
|
|
6585 #ifdef EBCDIC
|
|
|
6586 /* Translate character to its CTRL- value */
|
|
|
6587 char CtrlTable[] =
|
|
|
6588 {
|
|
|
6589 /* 00 - 5E */
|
|
|
6590 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6591 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6592 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6593 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6594 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6595 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6596 /* ^ */ 0x1E,
|
|
|
6597 /* - */ 0x1F,
|
|
|
6598 /* 61 - 6C */
|
|
|
6599 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6600 /* _ */ 0x1F,
|
|
|
6601 /* 6E - 80 */
|
|
|
6602 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6603 /* a */ 0x01,
|
|
|
6604 /* b */ 0x02,
|
|
|
6605 /* c */ 0x03,
|
|
|
6606 /* d */ 0x37,
|
|
|
6607 /* e */ 0x2D,
|
|
|
6608 /* f */ 0x2E,
|
|
|
6609 /* g */ 0x2F,
|
|
|
6610 /* h */ 0x16,
|
|
|
6611 /* i */ 0x05,
|
|
|
6612 /* 8A - 90 */
|
|
|
6613 0, 0, 0, 0, 0, 0, 0,
|
|
|
6614 /* j */ 0x15,
|
|
|
6615 /* k */ 0x0B,
|
|
|
6616 /* l */ 0x0C,
|
|
|
6617 /* m */ 0x0D,
|
|
|
6618 /* n */ 0x0E,
|
|
|
6619 /* o */ 0x0F,
|
|
|
6620 /* p */ 0x10,
|
|
|
6621 /* q */ 0x11,
|
|
|
6622 /* r */ 0x12,
|
|
|
6623 /* 9A - A1 */
|
|
|
6624 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6625 /* s */ 0x13,
|
|
|
6626 /* t */ 0x3C,
|
|
|
6627 /* u */ 0x3D,
|
|
|
6628 /* v */ 0x32,
|
|
|
6629 /* w */ 0x26,
|
|
|
6630 /* x */ 0x18,
|
|
|
6631 /* y */ 0x19,
|
|
|
6632 /* z */ 0x3F,
|
|
|
6633 /* AA - AC */
|
|
|
6634 0, 0, 0,
|
|
|
6635 /* [ */ 0x27,
|
|
|
6636 /* AE - BC */
|
|
|
6637 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6638 /* ] */ 0x1D,
|
|
|
6639 /* BE - C0 */ 0, 0, 0,
|
|
|
6640 /* A */ 0x01,
|
|
|
6641 /* B */ 0x02,
|
|
|
6642 /* C */ 0x03,
|
|
|
6643 /* D */ 0x37,
|
|
|
6644 /* E */ 0x2D,
|
|
|
6645 /* F */ 0x2E,
|
|
|
6646 /* G */ 0x2F,
|
|
|
6647 /* H */ 0x16,
|
|
|
6648 /* I */ 0x05,
|
|
|
6649 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
|
|
|
6650 /* J */ 0x15,
|
|
|
6651 /* K */ 0x0B,
|
|
|
6652 /* L */ 0x0C,
|
|
|
6653 /* M */ 0x0D,
|
|
|
6654 /* N */ 0x0E,
|
|
|
6655 /* O */ 0x0F,
|
|
|
6656 /* P */ 0x10,
|
|
|
6657 /* Q */ 0x11,
|
|
|
6658 /* R */ 0x12,
|
|
|
6659 /* DA - DF */ 0, 0, 0, 0, 0, 0,
|
|
|
6660 /* \ */ 0x1C,
|
|
|
6661 /* E1 */ 0,
|
|
|
6662 /* S */ 0x13,
|
|
|
6663 /* T */ 0x3C,
|
|
|
6664 /* U */ 0x3D,
|
|
|
6665 /* V */ 0x32,
|
|
|
6666 /* W */ 0x26,
|
|
|
6667 /* X */ 0x18,
|
|
|
6668 /* Y */ 0x19,
|
|
|
6669 /* Z */ 0x3F,
|
|
|
6670 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
|
|
|
6671 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6672 };
|
|
|
6673
|
|
|
6674 char MetaCharTable[]=
|
|
|
6675 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6676 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
|
|
|
6677 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
|
|
|
6678 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
|
|
|
6679 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
|
|
|
6680 };
|
|
|
6681
|
|
|
6682
|
|
|
6683 /* TODO: Use characters NOT numbers!!! */
|
|
|
6684 char CtrlCharTable[]=
|
|
|
6685 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6686 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
|
|
|
6687 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
|
|
|
6688 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
|
|
|
6689 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,
|
|
|
6690 };
|
|
|
6691
|
|
|
6692
|
|
|
6693 #endif
|
